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    • 31. 发明专利
    • INK JET PRINTING HEAD
    • JPH04173338A
    • 1992-06-22
    • JP30174790
    • 1990-11-07
    • SEIKO EPSON CORP
    • MIYAMOTO TSUTOMU
    • B41J2/045B41J2/055
    • PURPOSE:To obtain an ink jet printing head which has an excellent high frequency response property and favorable discharge efficiency by providing an ink counterflow preventive mechanism in an ink chamber. CONSTITUTION:A plate-shaped piezoelectric element 2 is mounted on the top of an ink chamber 1, and a valve 12, which is an ink counterflow preventive mechanism, is formed, to correspond with a nozzle hole 5, in the ink chamber 1. At the time of ink discharging, since pressure in the ink chamber 1 becomes higher than that of an ink feeding part 3, the valve 12 is closed, and almost all the ink in the ink chamber 1 is ink-discharged without counterflowing to the ink feeding part 3 side, and discharging with high efficiency becomes possible. When the inside of the ink chamber 1 is returned to the original condition, the pressure in the ink chamber 1 becomes lower than that of the feeding part 3, and therefore, the valve 12 is opened, and the ink is fed in the ink chamber 1. By making the passage resistance from the nozzle hole 5 to the ink chamber 1 larger than the passage resistance from the ink feeding part 3 to the ink chamber 1, drawing of air bubbles from the nozzle hole 5 becomes hard to be generated at the time of ink feeding. That is, it is made possible to return the condition in the ink chamber 1 to the original condition at a high speed, and ink-discharging responded at a high speed.
    • 32. 发明专利
    • INK JET PRINT HEAD
    • JPH03251455A
    • 1991-11-08
    • JP5010490
    • 1990-03-01
    • SEIKO EPSON CORP
    • MIYAMOTO TSUTOMU
    • B41J2/045B41J2/055B41J2/12
    • PURPOSE:To improve reproducibility and preciseness of a discharge characteristic of ink drips, by feeding back temperature of a piezoelectric transducer so as to correct displacement thereof caused by temperature change, and by making an interval between a nozzle formation member and the piezoelectric transducer constant. CONSTITUTION:A feedback section 6 consists of a temperature feedback circuit 4 and a variable electric source 5. The temperature feedback circuit 4 makes the variable electric source 5 generate a correction voltage which cancels a displacement of a piezoelectric transducer 2 caused by temperature change, dependent on temperature of the piezoelectric transducer 2 measured at a thermometry section 3. The variable electric source 5 applies a correction voltage to a voltage in a drive circuit 7 which applies a voltage to the piezoelectric transducer 2. Accordingly, the displacement quantity of the piezoelectric transducer 2 caused by the temperature change can always be kept zero, so that the ink discharge characteristic can be stable.
    • 33. 发明专利
    • ELECTROTHERMAL TRANSFER TYPE THERMAL PRINTER HEAD MECHANISM
    • JPS62292461A
    • 1987-12-19
    • JP13539286
    • 1986-06-11
    • SEIKO EPSON CORP
    • MIYAMOTO TSUTOMU
    • B41J2/325B41J2/32
    • PURPOSE:To contrive simplification of an IC or a circuit, by providing output electrodes having a single output potential level and a common electrode having a potential level different from the output potential level of the output electrodes, with an insulating member provided therebetween with respect to the direction of lamination. CONSTITUTION:Electrodes 2 having only one output level are provided on a base substrate 1, and a common electrode 4 having an output potential level different from the output level of the electrodes 2 is provided thereon, with an insulating layer 3 provided therebetween. With a switching circuit 5 turned ON, a potential difference is generated between the electrodes 2 and 4, and a current 12 is caused to flow through a resistor layer 9 to generate heat in the layer 9. The heat is transferred to an ink layer 11 through a base layer 10, and an ink melted by the heat is transferred onto a paper. Accordingly, it is possible to simplify a driver IC or a circuit on a head, thereby reducing the total cost.
    • 34. 发明专利
    • Information display terminal
    • 信息显示终端
    • JP2012103456A
    • 2012-05-31
    • JP2010251568
    • 2010-11-10
    • Seiko Epson Corpセイコーエプソン株式会社
    • KAWASE TAKEOMIYASAKA MITSUTOSHIHOSAKA TOSHIYUKINITTA TAKASHIISHIKAWA TAKESHIKURIHARA TORUASAHI TSUNEMORIKAWAKAMI DAISUKEMIYAMOTO TSUTOMU
    • G09F9/00G09F9/30
    • PROBLEM TO BE SOLVED: To provide a user-friendly information display terminal that is light-weighted and tireless even for a long period of use while having a large display device.SOLUTION: An information display terminal 1 includes a flexible display device 2 and a housing 3. The housing 3 includes a housing upper part 31 and a housing lower part 32. The housing upper part 31 and housing lower part 32 clamp part of an outer edge portion of the display device 2. The housing upper part 31 does not overlap the display 21 of the display device 2 in the frontal vision and the display 21 is utilized effectively. Since the display device 2 is light-weight and flexible when compared with the housing 3, no reinforcement member is required for use to protect it from an external impact, allowing the entire information display terminal 1 to be thin and light. Further, since the center of gravity of the information display terminal 1 is located in the vicinity of the housing 3, a user can use it for a long period without fatigue even when holding it with one hand.
    • 要解决的问题:即使在具有大型显示装置的情况下,即使长时间使用也能够轻量化和不可知的用户友好的信息显示终端。 信息显示终端1包括柔性显示装置2和壳体3.壳体3包括壳体上部31和壳体下部32.壳体上部31和壳体下部32夹持部分 显示装置2的外边缘部分。外壳上部31在正面视觉中不与显示装置2的显示器21重叠,并且显示器21被有效地利用。 由于显示装置2与壳体3相比重量轻且柔软,因此不需要加强构件来防止外部冲击,从而允许整个信息显示终端1变薄。 此外,由于信息显示终端1的重心位于壳体3的附近,所以即使用一只手握住用户也可以长时间使用它,而不会疲劳。 版权所有(C)2012,JPO&INPIT
    • 36. 发明专利
    • Method for manufacturing semiconductor device, semiconductor device, and electronic equipment
    • 制造半导体器件,半导体器件和电子设备的方法
    • JP2008294165A
    • 2008-12-04
    • JP2007137229
    • 2007-05-23
    • Seiko Epson Corpセイコーエプソン株式会社
    • ITO MEGUMINAKAMURA KIYOSHIMIYAMOTO TSUTOMU
    • H01L21/336H01L29/786H01L51/05
    • PROBLEM TO BE SOLVED: To provide a method for manufacturing a semiconductor device, a semiconductor device, and an electronic equipment. SOLUTION: A conductive layer is formed on a substrate, while shearing the conductive layer, the conductive layer and the substrate are pressed from the upper part of the conductive layer so that the shear planes of this conductive layer face mutually and are exposed, a semiconductor layer is formed so as to contact respectively the shear planes of the conductive layer. Here, the shear planes of the conductive layer exposed by the press serve to constitute the source electrode and the drain electrode of a semiconductor element respectively. Thus, since it is possible to form the interconnections of semiconductor devices without using a mask vacuum deposition method and a photolithography method, the manufacturing method of the semiconductor device in which cost reduction is possible can be obtained. COPYRIGHT: (C)2009,JPO&INPIT
    • 解决的问题:提供半导体器件,半导体器件和电子设备的制造方法。 解决方案:在衬底上形成导电层,同时剪切导电层,导电层和衬底从导电层的上部被压制,使得该导电层的剪切面相互面对并暴露 形成半导体层以分别接触导电层的剪切平面。 这里,由压机露出的导电层的剪切面分别构成半导体元件的源电极和漏电极。 因此,由于可以在不使用掩模真空沉积法和光刻法的情况下形成半导体器件的互连,因此可以获得可以降低成本的半导体器件的制造方法。 版权所有(C)2009,JPO&INPIT
    • 38. 发明专利
    • Organic semiconductor device, electronic device, and electronic apparatus
    • 有机半导体器件,电子器件和电子设备
    • JP2007180231A
    • 2007-07-12
    • JP2005376312
    • 2005-12-27
    • Seiko Epson Corpセイコーエプソン株式会社
    • YAMAMOTO HITOSHISAEKI TAKEHISAMIYAMOTO TSUTOMU
    • H01L29/786H01L51/05H01L51/30
    • PROBLEM TO BE SOLVED: To provide an organic semiconductor device which has excellent characteristics (in particular, a large on/off ratio), and an electronic device and an electronic apparatus which comprise such an organic semiconductor device and have high reliability. SOLUTION: A thin film transistor (organic semiconductor device) 1 has a source electrode 20a and a drain electrode 20b, an organic semiconductor layer 30 composed of an organic semiconductor material, a gate electrode 50 for applying an electric field to the organic semiconductor layer 30, a gate insulating layer 40 for insulating the source electrode 20a and the drain electrode 20b from the gate electrode 50, and an underlayer (second insulating layer) 60 which is formed so as to come into contact with the opposite side to the gate insulating layer 40 of the organic semiconductor layer 30 and is composed of a resin material containing polyester. COPYRIGHT: (C)2007,JPO&INPIT
    • 解决的问题:提供具有优异特性(特别是大的开/关比)的有机半导体器件以及包括这种有机半导体器件并具有高可靠性的电子器件和电子设备。 解决方案:薄膜晶体管(有机半导体器件)1具有源电极20a和漏电极20b,由有机半导体材料构成的有机半导体层30,用于向有机半导体材料施加电场的栅电极50 半导体层30,用于使源极电极20a和漏极电极20b与栅极电极50绝缘的栅极绝缘层40,以及形成为与第二绝缘层60相反侧的接触的底层(第二绝缘层)60 有机半导体层30的栅极绝缘层40,由含有聚酯的树脂材料构成。 版权所有(C)2007,JPO&INPIT
    • 39. 发明专利
    • Fuel cell system and device thereof
    • 燃料电池系统及其装置
    • JP2005317437A
    • 2005-11-10
    • JP2004135930
    • 2004-04-30
    • Seiko Epson Corpセイコーエプソン株式会社
    • FUJIMORI YUJIMIYAMOTO TSUTOMUKASAHARA YUKIO
    • H01M8/10H01M8/04
    • Y02E60/523
    • PROBLEM TO BE SOLVED: To provide a fuel cell system capable of increasing reaction efficiency, reducing the size, and saving electric power; and to provide a fuel cell device.
      SOLUTION: The supply control means 105 of a methanol aqueous solution supplied for adjusting the concentration of methanol at the side of an anode electrode 3 in a fuel cell 1 controls supply, based on the value of current flowing in an external load 108 connected to the fuel cell 1. The current value is the flow of electrons occurring at a fixed rate according to the amount of methanol consumed at the side of the anode electrode 3, and reflects the amount of consumed methanol. Therefore, the methanol aqueous solution is properly supplied based on the current value, thus obtaining the concentration of methanol within a prescribed range at the side of the anode electrode 3. And the current value can be measured simply by diverting an originally existing component, thus dispensing with the preparation of a concentration sensor, or the like and hence miniaturizing the configuration of the fuel cell system 100 and saving power.
      COPYRIGHT: (C)2006,JPO&NCIPI
    • 要解决的问题:提供能够提高反应效率,减小尺寸并节省电力的燃料电池系统; 并提供燃料电池装置。 解决方案:为了调节燃料电池1中的阳极电极3侧的甲醇浓度供给的甲醇水溶液的供给控制装置105基于在外部负载108中流动的电流的值来控制供给 连接到燃料电池1.电流值是根据在阳极电极3一侧消耗的甲醇的量以固定速率发生的电子的流动,并反映消耗的甲醇的量。 因此,基于电流值适当地供给甲醇水溶液,从而获得在阳极电极3侧的规定范围内的甲醇浓度。电流值可以简单地通过转移最初存在的成分来测量,因此 分配浓度传感器等的制备,从而使燃料电池系统100的结构小型化并节省电力。 版权所有(C)2006,JPO&NCIPI
    • 40. 发明专利
    • Fuel cell system
    • 燃油电池系统
    • JP2005302542A
    • 2005-10-27
    • JP2004117571
    • 2004-04-13
    • Seiko Epson Corpセイコーエプソン株式会社
    • MIYAMOTO TSUTOMUFUJIMORI YUJIKASAHARA YUKIO
    • H01M8/04
    • Y02E60/50
    • PROBLEM TO BE SOLVED: To provide a fuel cell system capable of surely starting a fuel cell, and reducing cost and total size.
      SOLUTION: On the fuel cell system 1, as liquid fuel is supplied through an inside flow passage 19 opened by pressure difference between a fuel supply chamber 25 and a pressure acting chamber 26, the fuel cell can be surely started by itself by supplying liquid fuel without using a conventional pump when starting the system 1. Further, as a tube pump 5 does not have to be put under any precise control unlike a conventional pump, doing without a controller, and cost reduction can be promoted. As a simple tube pump 5 capable of only supplying the liquid fuel with pressure is good enough, the total size of the system 1 can be reduced.
      COPYRIGHT: (C)2006,JPO&NCIPI
    • 要解决的问题:提供一种能够可靠地启动燃料电池并且降低成本和总体尺寸的燃料电池系统。 解决方案:在燃料电池系统1上,当通过燃料供给室25和压力作用室26之间的压力差打开的内部流路19供给液体燃料时,燃料电池本身可以通过 在启动系统1时不使用常规泵来供应液体燃料。此外,由于管式泵5不需要像传统的泵那样进行任何精确的控制,所以在没有控制器的情况下,可以促进成本降低。 作为仅能够提供液体燃料的压力的简单的管式泵5就足够好,可以减小系统1的总体尺寸。 版权所有(C)2006,JPO&NCIPI