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    • 71. 发明授权
    • Electrowetting device
    • 电动搅拌装置
    • US08854739B2
    • 2014-10-07
    • US13499918
    • 2010-09-29
    • Stein KuiperJohannes Wilhelmus Weekamp
    • Stein KuiperJohannes Wilhelmus Weekamp
    • G02B1/06G02B26/00G02B3/14
    • G02B3/14G02B26/005
    • The invention relates to an electrowetting-on-dielectric device (200). This is an electro wetting device comprising one or more cells, wherein each cell comprises an electrowetting composition of first and second immiscible fluids, the first fluid being an electrolytic solution (240), a first electrode (230), separated from the electrowetting composition by a dielectric (231), and a voltage source (260) for applying an operating voltage difference between the first electrode (230) and the electrolytic solution to operate the electrowetting device. According to the invention, the first electrode (230) of the electrowetting-on-dielectric device (200) comprises a valve metal, and the electrolytic solution (240) is capable of anodizing the valve metal to form a metal oxide at the operating voltage difference. This provides the electrowetting-on-dielectric device (200) with self-repairing properties thereby preventing breakdown of the dielectric. As a result, the electrowetting device can be operated at a low voltage, and it has an improved reliability.
    • 本发明涉及一种电润湿介电装置(200)。 这是一种包含一个或多个电池的电润湿装置,其中每个电池包括第一和第二不混溶流体的电润湿组合物,第一流体是电解溶液(240),第一电极(230),其与电润湿组合物分离, 电介质(231)和用于在第一电极(230)和电解液之间施加工作电压差以操作电润湿装置的电压源(260)。 根据本发明,电介质电介质器件(200)的第一电极(230)包括阀金属,并且电解溶液(240)能够在操作电压下阳极氧化阀金属以形成金属氧化物 区别。 这提供了具有自修复性能的电介质电介质器件(200),从而防止电介质的破坏。 结果,电润湿装置可以在低电压下操作,并且其可靠性提高。
    • 72. 发明申请
    • UP-CONCENTRATION OF ORGANIZ MICROOBJECTS FOR MICROSCOPIC IMAGING
    • 用于微观成像的组织微结构的上调
    • US20120034623A1
    • 2012-02-09
    • US13263997
    • 2010-04-14
    • Bas HulskenStein KuiperSjoerd StallingaBo Joakim IsakssonMark W.G. PonjeeBart E.G.J. Van MeerbergenZeynep S. Unay
    • Bas HulskenStein KuiperSjoerd StallingaBo Joakim IsakssonMark W.G. PonjeeBart E.G.J. Van MeerbergenZeynep S. Unay
    • G01N33/566C12M1/34C12Q1/02
    • G01N1/4077G01N1/4005G01N15/0625G01N15/0631
    • A method of analyzing a sample fluid containing organic microobjects is proposed. The method comprises the steps of: up-concentrating (S1) the microobjects by removing, in a total time T1, a volume V1 of the sample fluid from the upconcentrate sample microobjects; immersing (S2) the microobjects in a transfer fluid, or leaving the microobjects in a remaining portion of the sample fluid, the remaining portion of the sample fluid then providing the transfer fluid; filtering (S3), in a total time T3, a volume V3 of the transfer fluid by a filter, thereby accumulating the microobjects on the filter; and generating (S4) an image of the microobjects accumulated on the filter; wherein the throughput V1/T1 of the step of up-concentrating (S1) is greater than the throughput V1/T1, of the step of filtering (S3). The filter may be a second filter, and the step of up-concentrating (S1) may involve: filtering the sample fluid by a first filter, thereby accumulating the microobjects on the first filter. An apparatus or system for analyzing a sample fluid containing organic microobjects is also disclosed.
    • 提出了一种分析含有机微物体样品液的方法。 该方法包括以下步骤:通过在总时间T1中去除来自上升浓度样品微物体的样品流体的体积V1来上升(S1)微观对象; 将微量物体浸入(S2)到转移流体中,或将微量物体留在样品流体的剩余部分中,然后将样品流体的剩余部分提供转移流体; 在总时间T3中过滤(S3)通过过滤器传送流体的体积V3,从而将微物体累积在过滤器上; 以及生成(S4)累积在所述过滤器上的所述微物体的图像; 其特征在于,上述浓缩步骤(S1)的吞吐量V1 / T1大于滤波步骤的吞吐量V1 / T1(S3)。 过滤器可以是第二过滤器,并且上集中(S1)的步骤可以包括:通过第一过滤器过滤样品流体,从而将微物体累积在第一过滤器上。 还公开了一种用于分析含有机微物体的样品流体的装置或系统。
    • 74. 发明授权
    • Liquid-based optical device and electronic device
    • 液基光学器件和电子器件
    • US07982963B2
    • 2011-07-19
    • US12405639
    • 2009-03-17
    • Stein KuiperBernardus Hendrikus Wilhelmus Hendriks
    • Stein KuiperBernardus Hendrikus Wilhelmus Hendriks
    • G02B1/06
    • G02B26/005G02B3/14
    • The present invention discloses an optical device comprising a container enclosing an insulating liquid (A) and a liquid responsive to an electric field (B), the insulating liquid (A) and the liquid responsive to an electric field (B) being immiscible and being in contact with each other via an interface (14), at least one of the liquids (A; B) being at least partially placed in a light path through the container. The optical device further comprises an electrode arrangement (2; 12) for controlling the shape of the interface (14) by means of a voltage; and means (100) for preventing the interface from an exposure to an external electric field. Consequently, the build-up of electrostatic charge on a surface of the optical device is avoided, which prevents the unwanted distortion of the interface (14) caused by the interaction of the liquid responsive to an electric field (B) and the electrostatic charge.
    • 本发明公开了一种光学装置,其包括容纳绝缘液体(A)的容器和响应于电场(B)的液体,所述绝缘液体(A)和响应于电场(B)的液体不混溶, 通过接口(14)彼此接触,至少一个液体(A; B)至少部分地放置在通过容器的光路中。 光学装置还包括用于通过电压控制接口(14)的形状的电极装置(2; 12) 以及用于防止接口暴露于外部电场的装置(100)。 因此,避免了在光学器件的表面上积聚静电电荷,这防止了由于响应于电场(B)的液体与静电电荷的相互作用而引起的界面(14)的不期望的失真。
    • 76. 发明申请
    • FLUID LENS WITH PRESSURE RELEASE SYSTEM
    • 带压力释放系统的流体镜
    • US20100277809A1
    • 2010-11-04
    • US12811831
    • 2009-01-12
    • Jan Frederik SuijverStein KuiperBernardus Hendrikus Wilhelmus HendriksSzabolcs DeladiAntonius Johannes Josephus RademakersCornelius Antonius Micolaas Maria Van Der VleutenJohannes Wilhelmus WeekampWaltherus Cornelis Jozef Bierhoff
    • Jan Frederik SuijverStein KuiperBernardus Hendrikus Wilhelmus HendriksSzabolcs DeladiAntonius Johannes Josephus RademakersCornelius Antonius Micolaas Maria Van Der VleutenJohannes Wilhelmus WeekampWaltherus Cornelis Jozef Bierhoff
    • G02B3/14A61B1/06
    • G02B7/008A61B1/0019G02B3/14G02B23/2407
    • Fluid lens system, e.g. for medical imaging or medical treatment, with a container enclosing a fluid arranged to refract incoming waves. A pressure release mechanism is in contact with the fluid so as to compensate changes in its volume due to thermal variations, e.g. during high temperature medical cleaning. This pressure release mechanism is positioned within a pathway of incoming waves. In preferred embodiments a fluid container connected via a tube to the fluid as a reservoir, is arranged within or outside the container, e.g. beyond an image sensor. Alternatively, an easily compressible body, e.g. a small closed metal bellows enclosing a gas, is positioned inside the fluid to absorb volume changes by compression. In both embodiments, the pressure release elements are preferably positioned in a peripheral part of the pathway of incoming waves to not affect performance of the lens. In another aspect, a fluid lens includes a container with an inner container part that fits inside an outer container part, wherein the inner container part is in rigid connection to at least a one boundary arranged for penetration of incoming waves. The pressure release mechanism is positioned within the outer container part, and it is in contact with the fluid so as to compensate changes in volume of the fluid due to thermal variations. In one embodiment the inner and outer container parts are arranged for relative one-dimensional movement and fluid tight interconnected. In another embodiment, a fluid filled cavity is formed between the inner and outer container parts, and this cavity houses a compressible body. The lens systems are suited for applications such as medical endoscopes, catheters and needles, optically as well as acoustically based.
    • 流体透镜系统,例如 用于医疗成像或医疗处理,容器包围布置成折射入射波的流体。 压力释放机构与流体接触,以便补偿由于热变化引起的体积变化,例如, 在高温医疗清洗过程中。 该压力释放机构位于入射波的通路内。 在优选实施例中,经由管连接到作为储存器的流体的流体容器设置在容器内或外部,例如, 超越图像传感器。 或者,容易压缩的主体,例如, 围绕气体的小封闭金属波纹管位于流体内部以通过压缩吸收体积变化。 在两个实施例中,压力释放元件优选地定位在入射波通路的周边部分中,从而不影响透镜的性能。 在另一方面,一种流体透镜包括具有内部容器部分的容器,该内部容器部分装配在外部容器部分内部,其中内部容器部分刚好连接至布置成用于穿透入射波的至少一个边界。 压力释放机构定位在外部容器部分内,并且与流体接触,以补偿由于热变化引起的流体体积的变化。 在一个实施例中,内部和外部容器部件布置用于相对一维运动并且流体密封互连。 在另一个实施例中,在内部和外部容器部分之间形成流体填充空腔,并且该空腔容纳可压缩体。 透镜系统适用于诸如医用内窥镜,导管和针的应用,光学和声学基础。
    • 77. 发明申请
    • LENS SYSTEM
    • 镜头系统
    • US20100171820A1
    • 2010-07-08
    • US12666545
    • 2008-06-25
    • Bernardus Hendrikus Wihelmu HendriksJeff ShimizuStein Kuiper
    • Bernardus Hendrikus Wihelmu HendriksJeff ShimizuStein Kuiper
    • H04N7/18G02B15/00G02B21/02G02B23/24
    • G02B23/243G02B26/103
    • A lens system comprises a first lens group and a second lens group, and is configured to form an image at a first magnification and at a second magnification. The lens system has a common optical axis in both magnifications. The lens system is further configured to form an intermediate image between the first lens group and the second lens group at the first magnification. The intermediate image formed in the first magnification is further imaged onto an optical detector. In the first magnification, the second lens group acts as a relay lens imaging the intermediate image onto the optical detector. In the second magnification, the first and second lens groups together form an image on the optical detector without forming an intermediate image.
    • 透镜系统包括第一透镜组和第二透镜组,并且被配置为以第一放大率和第二放大率形成图像。 透镜系统具有两个放大倍率的共同光轴。 透镜系统还被配置为在第一放大率下在第一透镜组和第二透镜组之间形成中间图像。 在第一放大率中形成的中间图像进一步成像到光学检测器上。 在第一放大率中,第二透镜组用作将中间图像成像到中间透镜到光学检测器。 在第二放大倍数中,第一和第二透镜组一起在光学检测器上形成图像,而不形成中​​间图像。
    • 78. 发明申请
    • METHOD AND SYSTEM FOR DETERMINING PROPERTIES OF BIOLOGICAL CELLS
    • 用于确定生物细胞特性的方法和系统
    • US20090311738A1
    • 2009-12-17
    • US12438178
    • 2007-08-17
    • Stein KuiperJacob MARINUS JAN Den Toonder
    • Stein KuiperJacob MARINUS JAN Den Toonder
    • C12Q1/02C12M1/34
    • G01N33/5026C12Q1/04C12Q1/24G01N15/0227
    • A system (100) for determining properties of particles is described, wherein elastic properties of particles can be studied. The system (100) typically comprises a microporous structure (110) having a first side and a second side, the microporous structure comprising a plurality of micropores extending from the first side to the second side. Using a means (120) for generating a pressure difference over the microporous structure, particles provided to the first side of the micropores (113) are passed at least partially into the micropores and deformed. A detector (130) is provided for qualitatively and/or quantitatively detecting presence of particles having passed at least partially into the micropores (113), thus allowing to obtain information about the deformation of the particles.
    • 描述了用于确定颗粒性质的系统(100),其中可以研究颗粒的弹性特性。 系统(100)通常包括具有第一侧和第二侧的微孔结构(110),所述微孔结构包括从第一侧延伸到第二侧的多个微孔。 使用用于在微孔结构上产生压力差的装置(120),提供到微孔(113)的第一侧的颗粒至少部分地进入微孔并变形。 提供了一种检测器(130),用于定性和/或定量地检测已经至少部分地进入微孔(113)的颗粒的存在,从而允许获得关于颗粒变形的信息。