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1. 发明授权

US08317995B2 Electrode tool for electrochemical machining and method of manufacturing the same 失效
标题翻译：用于电化学加工的电极工具及其制造方法
公开(公告)号：US08317995B2
公开(公告)日：2012-11-27
申请号：US12285878
申请日：2008-10-15
申请人： Young Tae Kim , Young Hwan Lim , Il Oung Park , Won Seok Choi , Jong Yun Kim
发明人： Young Tae Kim , Young Hwan Lim , Il Oung Park , Won Seok Choi , Jong Yun Kim
IPC分类号： B23H7/22
CPC分类号： B23H9/00 , B23H5/06 , B23H2200/10
摘要： Disclosed herein is a highly-durable electrode tool for electrochemical machining, which can prevent the corrosion and abrasion of a conductive pattern at the time of electrochemical machining for forming dynamic pressure-generating grooves of a fluid dynamic bearing, and a method of manufacturing the same. The electrode tool for electrochemical machining includes: an electrode substrate on which a conductive pattern is formed to have protrusions corresponding to the fine grooves and to which negative current is applied; a nonconductive insulating layer, covering an entire top surface of the electrode substrate excluding the conductive pattern; and a conductive layer, which is formed on the conductive pattern to protect the conductive pattern, and a top surface of which is the same height as a top surface of the nonconductive insulating layer.
摘要翻译：本发明公开了一种用于电化学加工的高耐用性电极工具，其可以防止在用于形成流体动力轴承的动态压力产生槽的电化学加工时的导电图案的腐蚀和磨损及其制造方法。用于电化学加工的电极工具包括：电极基板，其上形成导电图案以具有对应于细槽的突起并施加负电流; 绝缘绝缘层，覆盖除了导电图案之外的电极基板的整个顶表面; 以及导电层，其形成在导电图案上以保护导电图案，并且其顶表面与非导电绝缘层的顶表面具有相同的高度。

2. 发明申请

US20090314653A1 Electrode tool for electrochemical machining and method of manufacturing the same 失效
标题翻译：用于电化学加工的电极工具及其制造方法
公开(公告)号：US20090314653A1
公开(公告)日：2009-12-24
申请号：US12285878
申请日：2008-10-15
申请人： Young Tae Kim , Young Hwan Lim , Il Oung Park , Won Seok Choi , Jong Yun Kim
发明人： Young Tae Kim , Young Hwan Lim , Il Oung Park , Won Seok Choi , Jong Yun Kim
IPC分类号： B23H3/04 , B23H5/06 , B05D5/12
CPC分类号： B23H9/00 , B23H5/06 , B23H2200/10
摘要： Disclosed herein is a highly-durable electrode tool for electrochemical machining, which can prevent the corrosion and abrasion of a conductive pattern at the time of electrochemical machining for forming dynamic pressure-generating grooves of a fluid dynamic bearing, and a method of manufacturing the same. The electrode tool for electrochemical machining includes: an electrode substrate on which a conductive pattern is formed to have protrusions corresponding to the fine grooves and to which negative current is applied; a nonconductive insulating layer, covering an entire top surface of the electrode substrate excluding the conductive pattern; and a conductive layer, which is formed on the conductive pattern to protect the conductive pattern, and a top surface of which is the same height as a top surface of the nonconductive insulating layer.
摘要翻译：本发明公开了一种用于电化学加工的高耐用性电极工具，其可以防止在用于形成流体动力轴承的动态压力产生槽的电化学加工时的导电图案的腐蚀和磨损及其制造方法。用于电化学加工的电极工具包括：电极基板，其上形成导电图案以具有对应于细槽的突起并施加负电流; 绝缘绝缘层，覆盖除了导电图案之外的电极基板的整个顶表面; 以及导电层，其形成在导电图案上以保护导电图案，并且其顶表面与非导电绝缘层的顶表面具有相同的高度。

3. 发明授权

US08230599B2 Method of manufacturing hydrodynamic bearing 失效
标题翻译：制造流体动力轴承的方法
公开(公告)号：US08230599B2
公开(公告)日：2012-07-31
申请号：US12285879
申请日：2008-10-15
申请人： Young Tae Kim , Jin San Kim , Young Hwan Lim , Il Oung Park , Ta Kyoung Lee
发明人： Young Tae Kim , Jin San Kim , Young Hwan Lim , Il Oung Park , Ta Kyoung Lee
IPC分类号： B21D53/10 , B23H3/00
CPC分类号： B21D53/10 , F16C17/02 , F16C17/026 , F16C33/14 , F16C2220/20 , F16C2220/66 , F16C2220/68 , F16C2223/04 , Y10T29/49639 , Y10T29/49702 , Y10T29/49707 , Y10T29/49709
摘要： Disclosed herein is a method of manufacturing a hydrodynamic bearing in which a metal bearing made of sintered metal powder is internally subjected to chemical etching, to form hydrodynamic pressure grooves thereon, thus assuring a high-precision and reliable hydrodynamic bearing. The method includes: compressing metal powder that is a raw material of the bearing in a press unit, and sintering the compressed metal powder at a predetermined temperature, thus preparing a sintered bearing; removing foreign substances adhering to the sintered bearing through a deburring process, and pressing the sintered bearing into a desired shape; forming a hydrodynamic groove, configured to generate hydrodynamic pressure, on an internal surface of the shaped bearing using chemical etching; and conducting a post treatment of cleaning the bearing including the hydrodynamic grooves thereon and drying the bearing.
摘要翻译：本文公开了一种制造流体动力轴承的方法，其中由烧结金属粉末制成的金属轴承在内部进行化学蚀刻，以在其上形成流体动力学压力槽，从而确保高精度和可靠的流体动力轴承。该方法包括：在压制单元中压制作为轴承原料的金属粉末，并在预定温度下烧结压缩的金属粉末，从而制备烧结轴承; 通过去毛刺处理去除附着在烧结轴承上的异物，将烧结后的轴承压制成所希望的形状; 使用化学蚀刻形成在所述成形轴承的内表面上产生流体动力学压力的流体动力槽; 并对其上包括流体动力槽的轴承进行清洗，并干燥轴承。

4. 发明申请

US20100005662A1 Method of manufacturing hydrodynamic bearing 失效
标题翻译：制造流体动力轴承的方法
公开(公告)号：US20100005662A1
公开(公告)日：2010-01-14
申请号：US12285879
申请日：2008-10-15
申请人： Young Tae Kim , Jin San Kim , Young Hwan Lim , II Oung Park , Ta Kyoung Lee
发明人： Young Tae Kim , Jin San Kim , Young Hwan Lim , II Oung Park , Ta Kyoung Lee
IPC分类号： B21D53/10
CPC分类号： B21D53/10 , F16C17/02 , F16C17/026 , F16C33/14 , F16C2220/20 , F16C2220/66 , F16C2220/68 , F16C2223/04 , Y10T29/49639 , Y10T29/49702 , Y10T29/49707 , Y10T29/49709
摘要： Disclosed herein is a method of manufacturing a hydrodynamic bearing in which a metal bearing made of sintered metal powder is internally subjected to chemical etching, to form hydrodynamic pressure grooves thereon, thus assuring a high-precision and reliable hydrodynamic bearing. The method includes: compressing metal powder that is a raw material of the bearing in a press unit, and sintering the compressed metal powder at a predetermined temperature, thus preparing a sintered bearing; removing foreign substances adhering to the sintered bearing through a deburring process, and pressing the sintered bearing into a desired shape; forming a hydrodynamic groove, configured to generate hydrodynamic pressure, on an internal surface of the shaped bearing using chemical etching; and conducting a post treatment of cleaning the bearing including the hydrodynamic grooves thereon and drying the bearing.
摘要翻译：本文公开了一种制造流体动力轴承的方法，其中由烧结金属粉末制成的金属轴承在内部进行化学蚀刻，以在其上形成流体动力学压力槽，从而确保高精度和可靠的流体动力轴承。该方法包括：在压制单元中压制作为轴承原料的金属粉末，并在预定温度下烧结压缩的金属粉末，从而制备烧结轴承; 通过去毛刺处理去除附着在烧结轴承上的异物，将烧结后的轴承压制成所希望的形状; 使用化学蚀刻形成在所述成形轴承的内表面上产生流体动力学压力的流体动力槽; 并对其上包括流体动力槽的轴承进行清洗，并干燥轴承。

5. 发明申请

US20090139875A1 ELECTROLYTE FOR ELECTRO-CHEMICAL MACHINING OF METAL PRODUCT 审中-公开
标题翻译：电解液用于金属产品的电化学加工
公开(公告)号：US20090139875A1
公开(公告)日：2009-06-04
申请号：US12245181
申请日：2008-10-03
申请人： Jong Yun KIM , Seoung Jae Lee , Bae Kyun Kim , Young Tae Kim , Mi Jin Choi
发明人： Jong Yun KIM , Seoung Jae Lee , Bae Kyun Kim , Young Tae Kim , Mi Jin Choi
IPC分类号： C25F3/02
CPC分类号： B23H3/08 , C25F3/02
摘要： Disclosed is an electrolyte for electrochemical machining of a metal product, which can reduce a defect of an electro-chemical machining product, increase a lifespan of an electrolyte and an electrode, and improve efficiency of the electrochemical machining. The electrolyte includes an inorganic salt and at least one of a complexing agent and a reducing agent in a solvent.
摘要翻译：公开了用于电化学加工金属产品的电解质，其可以减少电化学加工产品的缺陷，增加电解质和电极的寿命，并提高电化学加工的效率。电解质包括无机盐和溶剂中的络合剂和还原剂中的至少一种。

6. 发明授权

US09833593B2 Catheter for treating ectopic pregnancy, catheter guide, and catheter unit for treating ectopic pregnancy, including the catheter and the catheter guide 有权
公开(公告)号：US09833593B2
公开(公告)日：2017-12-05
申请号：US13982928
申请日：2011-11-25
申请人： Sun Haeng Kim , Young Tae Kim , Ki Hoon Ahn
发明人： Sun Haeng Kim , Young Tae Kim , Ki Hoon Ahn
IPC分类号： A61M25/00 , A61B17/42 , A61M31/00 , A61M25/01 , A61B17/00 , A61B17/34 , A61B17/435
CPC分类号： A61M25/0026 , A61B17/3478 , A61B17/42 , A61B17/435 , A61B2017/00318 , A61B2017/00323 , A61B2017/00867 , A61M25/0032 , A61M25/007 , A61M25/01 , A61M31/00 , A61M2025/0031 , A61M2025/0037
摘要： The present invention relates to a catheter for treating ectopic pregnancy, of which one end is inserted into the fallopian tube through the vaginal cavity, and the other end is exposed to the outside of the body, wherein the catheter comprises: at least one passage portion forming a liquid passage entering through the one end or the other end; a penetrative portion connected to the one end, and including a foremost end for penetrating the gestational sac; and a connecting portion connected to the other end, and capable of being coupled to at least one syringe tool for injecting or suctioning the liquid. Accordingly, side effects from open surgery can be prevented, and excellent treatment effects can be obtained by more safely and quickly treating ectopic pregnancy.

7. 发明授权

US08454237B2 Spindle motor 失效
标题翻译：主轴电机
公开(公告)号：US08454237B2
公开(公告)日：2013-06-04
申请号：US12874103
申请日：2010-09-01
申请人： Young Tae Kim
发明人： Young Tae Kim
IPC分类号： F16C32/06
CPC分类号： F16C17/026 , F16C17/246
摘要： The spindle motor includes a rotating shaft and a sleeve. The rotating shaft has a stepped portion in a fluid dynamic pressure shafting system. The sleeve is fitted over the circumferential outer surface of the rotating shaft. A sleeve recess is formed in the inner surface of the sleeve so that the edges of the stepped portion are spaced apart from the sleeve.
摘要翻译：主轴电机包括旋转轴和套筒。旋转轴在流体动压轴系中具有台阶部分。套筒安装在旋转轴的圆周外表面上。套筒凹部形成在套筒的内表面中，使得阶梯部分的边缘与套筒间隔开。

8. 发明授权

US08088703B2 Dielectric composition and ceramic electronic component manufactured therefrom 有权
标题翻译：介电组合物和由其制造的陶瓷电子部件
公开(公告)号：US08088703B2
公开(公告)日：2012-01-03
申请号：US12239288
申请日：2008-09-26
申请人： Sung Hyung Kang , Young Tae Kim , Kang Heon Hur , Jeong Oh Hong , Su Jin Kim
发明人： Sung Hyung Kang , Young Tae Kim , Kang Heon Hur , Jeong Oh Hong , Su Jin Kim
IPC分类号： C04B35/468
CPC分类号： C04B35/468 , C04B2235/3203 , C04B2235/3206 , C04B2235/3208 , C04B2235/3213 , C04B2235/3215 , C04B2235/3217 , C04B2235/3224 , C04B2235/3225 , C04B2235/3227 , C04B2235/3229 , C04B2235/3239 , C04B2235/3241 , C04B2235/3244 , C04B2235/3251 , C04B2235/3262 , C04B2235/3272 , C04B2235/3275 , C04B2235/3279 , C04B2235/3418 , C04B2235/3817 , C04B2235/3839 , C04B2235/5409 , C04B2235/6025 , C04B2235/79
摘要： Provided are a dielectric composition and a ceramic electronic component including the same. The dielectric composition includes (a) barium titanate having a specific surface area of 2.5 m2/g to 6.0 m2/g; (b) a mixture containing at least one or more materials selected from the group consisting of any one oxide of Mg, Ca, Sr, Ba and Zr, and any one carbonate thereof; (c) oxide containing at least one or more materials selected from the group consisting of Sc, Y, La, Ac, Ce, Pr, Nd, Pm, Sm, Eu, Gd, Tb, Dy, Ho, Er, Tm, Yb, and Lu; (d) oxide containing at least one or more material selected from the group consisting of Cr, Mn, Fe, Co, and Ni; (e) oxide containing at least one or more material selected from the group consisting of V, Nb, and Ta; and (f) oxide containing at least one or more material selected from the group consisting of Si and Al. The dielectric composition can satisfy X8R characteristic, can be sintered at a low temperature, and can obtain high reliability.
摘要翻译：提供了一种电介质组合物和包括其的陶瓷电子部件。电介质组合物包括（a）比表面积为2.5m 2 / g至6.0m 2 / g的钛酸钡; （b）含有选自Mg，Ca，Sr，Ba和Zr的任何一种氧化物中的至少一种或多种的混合物及其任何一种碳酸酯的混合物; （c）含有选自Sc，Y，La，Ac，Ce，Pr，Nd，Pm，Sm，Eu，Gd，Tb，Dy，Ho，Er，Tm，Yb中的至少一种以上的材料的氧化物，卢; （d）含有选自Cr，Mn，Fe，Co和Ni中的至少一种或多种材料的氧化物; （e）含有选自V，Nb和Ta中的至少一种或多种材料的氧化物; 和（f）含有选自Si和Al的至少一种或多种材料的氧化物。电介质组成可满足X8R特性，可在低温烧结，可获得高可靠性。

9. 发明授权

US06295244B1 Semiconductor memory device and data read method thereof 有权
标题翻译：半导体存储器件及其数据读取方法
公开(公告)号：US06295244B1
公开(公告)日：2001-09-25
申请号：US09617524
申请日：2000-07-17
申请人： Young Tae Kim , Deok Joon Shin
发明人： Young Tae Kim , Deok Joon Shin
IPC分类号： G11C800
CPC分类号： G11C7/1057 , G11C7/1051 , G11C7/106 , G11C7/1069 , G11C2207/2281
摘要： The present invention discloses a semiconductor memory device. The device includes a plurality of memory cell array blocks; a predetermined number of main buffers for resetting a predetermined number of pairs of main data lines corresponding to a predetermined number of pairs of data items output from each of the plurality of memory cell array blocks in response to a main buffer control signal, and for generating a predetermined number of pairs of data when the data of each of the predetermined number of pairs of main data lines become complementary levels, the predetermined number of pair of data being reset after a lapse of predetermined time; a predetermined number of data output buffers for respectively receiving and buffering the predetermined number of pairs of data items generated by the predetermined number of main buffers, in response to a data output buffer control signal; and data output buffer control signal generating means for generating the data output buffer control signal, the data output buffer control signal being enabled in response to a control signal and disabled after a lapse of predetermined time from the point of time at which each of the pair of data items output from the predetermined number of main buffers reaches the desired complementary levels, thereby improving data read speed.
摘要翻译：本发明公开了一种半导体存储器件。该装置包括多个存储单元阵列块; 预定数量的主缓冲器，用于响应于主缓冲器控制信号来复位与从多个存储单元阵列块中的每一个输出的预定数量的数据对对应的预定数量的主数据线对，并且用于生成当预定数量的主数据线对中的每一个的数据成为互补电平时，预定数量的数据对，预定数量的数据对在经过预定时间之后被复位; 预定数量的数据输出缓冲器，用于响应于数据输出缓冲器控制信号分别接收和缓冲由预定数量的主缓冲器产生的预定数量的数据项对; 以及数据输出缓冲器控制信号产生装置，用于产生数据输出缓冲器控制信号，数据输出缓冲器控制信号响应于控制信号被使能，并且在从该对中的每一个的时间点起经过预定时间后被禁用从预定数量的主缓冲器输出的数据项达到期望的互补电平，从而提高数据读取速度。

10. 发明授权

US11958080B2 Parcel sorting system 有权
公开(公告)号：US11958080B2
公开(公告)日：2024-04-16
申请号：US17437818
申请日：2020-06-10
申请人： DAESUNG INDUSTRIAL CO., LTD , YOUNG CONSULTING LTD. , Young Tae Kim
发明人： Young Tae Kim
IPC分类号： B07C3/08 , B07C3/14 , B65G23/00 , B65G43/08 , B65G47/12 , B65G47/49
CPC分类号： B07C3/08 , B07C3/14 , B65G43/08 , B65G47/12 , B65G47/493 , B65G2203/0216 , B65G2203/0233 , B65G2203/041
摘要： The present invention relates to a parcel sorting system which is operated using two separate tracks so as to distinguish between concentrated population areas and other areas, and feed and sort only parcels destined for a corresponding area, whereby parcel sorting can be efficiently performed, and the system can be efficiently constructed while occupying a small area.

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