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Hiroki Takahashi, Tokyo JP

Hiroki Takahashi, Tokyo JP

Patent application numberDescriptionPublished
20090290108REFLECTIVE LIQUID CRYSTAL DISPLAY DEVICE AND REFLECTIVE LIQUID CRYSTAL PROJECTOR - A retardation compensation element (11-26-2009
20100123499INFORMATION SYSTEM, SEMICONDUCTOR DEVICE AND CONTROL METHOD THEREFOR - An information system with an enhanced effect in reducing jitter with a short period. An input clock signal CLKi is output via a voltage-controlled delay circuit 05-20-2010
20100217422DESIGN MANAGEMENT DEVICE, PRODUCTION MANAGEMENT DEVICE, PRODUCTION MANAGEMENT SYSTEM - A design management device for managing data for the design of a final produced product has a unit design storage section for storing unit design data for a unit of assembled parts produced using a plurality of minimum unit parts together with corresponding part design data for the minimum unit parts, a product design storage unit for storing product design data for the final produced product produced using a plurality of units of assembled parts together with the corresponding unit design data, a data transmission unit for sending the product design data to the production management device for managing data for the production of the final produced product together with the unit design data and the part design data, a transmission determination unit for determining whether or not the unit design data for the product design data sent to the production management device was transmitted in the past; and a transmission control unit that does not transmit corresponding part design data when the unit design data determined to have been transmitted in the past is sent.08-26-2010
20100231835BIAXIAL BIREFRINGENT COMPONENT, LIQUID CRYSTAL PROJECTOR, AND METHOD FOR MANUFACTURING BIAXIAL BIREFRINGENT COMPONENT - A phase compensator having a biaxial birefringent component (09-16-2010
20100327926DLL circuit and semiconductor device having the DLL circuit - To include a phase-difference-amount detecting circuit that detects an amount of phase difference between an external clock signal and a replica clock signal, a variable delay circuit that delays the external clock signal based on the amount of phase difference to generate an internal clock signal, and a replica buffer that delays the internal clock signal to generate the replica clock signal. According to the present invention, the variable delay circuit is controlled based on the amount of phase difference, instead of being controlled based on whether the phase of the replica clock signal is advanced or delayed with respect to the external clock signal. Accordingly, even when the amount of phase difference is large, a DLL circuit can be locked at a high speed.12-30-2010
20110018717ANIMAL EMOTION DISPLAY SYSTEM AND METHOD - An animal emotion display system 01-27-2011
20110109197DRIVE DEVICE - A drive device includes a stator; a rotatably provided drive member; a piezoelectric element, which is nipped between the stator and the drive member in a tangential line direction of a rotation locus circle of the drive member, and expands and contracts in the tangential line direction at an expansion speed at the time of the expansion and a contraction speed at the time of the contraction, respectively, the expansion speed and the contraction speed different from each other; and a rotor provided concentrically with the drive member to touch the drive member with a pressure.05-12-2011
20110290097PERFORMANCE APPARATUS AND ELECTRONIC MUSICAL INSTRUMENT - A performance apparatus 12-01-2011

Patent applications by Hiroki Takahashi, Tokyo JP