Inventor · disambiguated record
Tohru Takahashi
Also filed as: TAKAHASHI TOHRU
75 granted patents·8 pending applications·1,891 citations·filing 1977–2013
99Inventor score
Top patents by PatentIndex Score
83 records- 0198US4770438AAutomotive suspension control system with road-condition-dependent damping characteristicsNISSAN MOTOR·Filed 1985·Granted Sep 13, 1988·120 cites·22 claims
- 0298US4395476ADeveloping method for developer transfer under A.C. electrical bias and apparatus thereforCANON KK·Filed 1981·Granted Jul 26, 1983·75 cites·32 claims
- 0398US4292387AMagnetic developing method under A.C. electrical bias and apparatus thereforCANON KK·Filed 1979·Granted Sep 29, 1981·90 cites·32 claims
- 0497US4958915ALiquid crystal apparatus having light quantity of the backlight in synchronism with writing signalsCANON KK·Filed 1989·Granted Sep 25, 1990·181 cites·16 claims
- 0596US4796911AAutomotive suspension system with roll-stabilizer having road condition-dependent torsion modulus, and control of torsional modulesNISSAN MOTOR·Filed 1987·Granted Jan 10, 1989·108 cites·23 claims
- 0696US4538896AUnit for an image formation apparatus and image formation apparatus provided with the same unitCANON KK·Filed 1984·Granted Sep 3, 1985·56 cites·33 claims
- 0796US4444864AMethod for effecting development by applying an electric field of biasCANON KK·Filed 1981·Granted Apr 24, 1984·57 cites·19 claims
- 0893US4747671AFerroelectric optical modulation device and driving method therefor wherein electrode has delaying functionCANON KK·Filed 1986·Granted May 31, 1988·87 cites·38 claims
- 0991US5034890AAutomotive suspension control system with road-condition-dependent damping characteristicsNISSAN MOTOR·Filed 1989·Granted Jul 23, 1991·50 cites·5 claims
- 1091US4682858ALiquid crystal device having reduced-pressure region in communication with ferroelectric liquid crystalCANON KK·Filed 1985·Granted Jul 28, 1987·85 cites·42 claims
- 1191US4473627ADeveloping method for developer transfer under electrical bias and apparatus thereforCANON KK·Filed 1982·Granted Sep 25, 1984·36 cites·13 claims
- 1287US7383126B2Navigation system and intersection guidance methodALPINE ELECTRONICS INC·Filed 2005·Granted Jun 3, 2008·28 cites·20 claims
- 1386USD525443SDental chairTAKARA BELMONT CORP·Filed 2003·Granted Jul 25, 2006·33 cites·1 claims
- 1484US4913088AApparatus for developer transfer under electrical biasCANON KK·Filed 1987·Granted Apr 3, 1990·21 cites·8 claims
- 1584US4705612AMethod for plasma-initiated polymerizationTERUMO CORP·Filed 1986·Granted Nov 10, 1987·35 cites·21 claims
- 1683US4511778AImage fixing device utilizing a high frequency waveCANON KK·Filed 1981·Granted Apr 16, 1985·45 cites·36 claims
- 1781US5096798ADeveloping method for one-component developerCANON KK·Filed 1991·Granted Mar 17, 1992·20 cites·8 claims
- 1881US4275423AOriginal reading deviceCANON KK·Filed 1980·Granted Jun 23, 1981·30 cites·5 claims
- 1981US4265197ADeveloping method and apparatus using application of first and second alternating bias voltages for latent image end portions and tone gradation, respectivelyCANON KK·Filed 1980·Granted May 5, 1981·22 cites·10 claims
- 2080US5075855AAutomotive suspension control system with road-condition-dependent damping characteristicsNISSAN MOTOR·Filed 1990·Granted Dec 24, 1991·35 cites·2 claims
- 2178US4818078AFerroelectric liquid crystal optical modulation device and driving method therefor for gray scale displayCANON KK·Filed 1986·Granted Apr 4, 1989·39 cites·58 claims
- 2275US5531719AVascular catheter with helical spaceTERUMO CORP·Filed 1994·Granted Jul 2, 1996·156 cites·29 claims
- 2375US5044310ADeveloping apparatus for non-magnetic developerCANON KK·Filed 1989·Granted Sep 3, 1991·16 cites·4 claims
- 2474US4456368AImage formation apparatus having high frequency wave fixing meansCANON KK·Filed 1982·Granted Jun 26, 1984·17 cites·27 claims
- 2573US7680161B2Temperature compensated laser focusing opticsOPTOELECTRONICS CO LTD·Filed 2005·Granted Mar 16, 2010·4 cites·26 claims
- 2673US4806813AMotorCANON KK·Filed 1987·Granted Feb 21, 1989·37 cites·3 claims
- 2773US4786971AImage recording and/or reproducing apparatusCANON KK·Filed 1987·Granted Nov 22, 1988·26 cites·54 claims
- 2871US7894146B2Method and structure for mounting an optical lensOPTOELECTRONICS CO LTD·Filed 2010·Granted Feb 22, 2011·3 cites·17 claims
- 2971US5032485ADeveloping method for one-component developerCANON KK·Filed 1990·Granted Jul 16, 1991·15 cites·8 claims
- 3069US4320962AImage formation method and apparatusCANON KK·Filed 1980·Granted Mar 23, 1982·24 cites·10 claims
- 3168US6642160B1Loop material of hook-and-loop fastener and manufacturing process thereofUNITIKA LTD·Filed 1998·Granted Nov 4, 2003·41 cites·11 claims
- 3267US4853752AImage processing methodCANON KK·Filed 1988·Granted Aug 1, 1989·26 cites·21 claims
- 3366US4425373AMethod for image development by application of alternating biasCANON KK·Filed 1981·Granted Jan 10, 1984·13 cites·9 claims
- 3464US4363861AToner transfer development using alternating electric fieldCANON KK·Filed 1980·Granted Dec 14, 1982·12 cites·14 claims
- 3563US6831400B2Color cathode ray tube apparatus having auxiliary magnetic field generatorTOSHIBA KK·Filed 2001·Granted Dec 14, 2004·5 cites·7 claims
- 3663US6803713B2Color cathode ray tubeTOSHIBA KK·Filed 2001·Granted Oct 12, 2004·5 cites·15 claims
- 3763US4771389AControl method and unit for controlling a manipulatorNISSAN MOTOR·Filed 1986·Granted Sep 13, 1988·21 cites·8 claims
- 3862US4314017ADeveloper without carrier powder having an improved triboelectric charging propertyCANON KK·Filed 1979·Granted Feb 2, 1982·9 cites·12 claims
- 3961US4493882AImage formation method and apparatusCANON KK·Filed 1982·Granted Jan 15, 1985·10 cites·14 claims
- 4060US6470857B2Flow amount control deviceDENSO CORP·Filed 2001·Granted Oct 29, 2002·6 cites·12 claims
- 4159US5506467ACathode-ray tube and method of manufacturing the sameTOSHIBA KK·Filed 1994·Granted Apr 9, 1996·12 cites·14 claims
- 4259US4906072ADisplay apparatus and driving method for providing an uniform potential to the electrodesCANON KK·Filed 1987·Granted Mar 6, 1990·17 cites·35 claims
- 4358US5536777APolyethylene composition for use in insulations and joints of extra-high voltage power cables, and an extra-high voltage power cable and joint therefor employing this polyethylene compositionFUJIKURA LTD·Filed 1994·Granted Jul 16, 1996·11 cites·8 claims
- 4457US4391891ADeveloping method using (alternating electric field and) a developer of the field-dependent type and an apparatus thereforCANON KK·Filed 1982·Granted Jul 5, 1983·9 cites·8 claims
- 4556US5194359ADeveloping method for one component developerCANON KK·Filed 1991·Granted Mar 16, 1993·17 cites·16 claims
- 4656US4649094AImage formation method and apparatus in which imaging light and conductive toner are applied to opposite surfaces of a photosensitive memberCANON KK·Filed 1982·Granted Mar 10, 1987·9 cites·20 claims
- 4756US4263481AAutomatic telephone answering and recording apparatusDICTRAN INT CORP·Filed 1978·Granted Apr 21, 1981·9 cites·5 claims
- 4855US4639652AControl system for robot manipulatorNISSAN MOTOR·Filed 1985·Granted Jan 27, 1987·16 cites·2 claims
- 4953US6894444B2Color cathode ray tube and method of manufacturing the sameTOSHIBA KK·Filed 2004·Granted May 17, 2005·2 cites·8 claims
- 5053US4967359AAutomotive suspension control system with road-condition-dependent damping characteristicsNISSAN MOTOR·Filed 1988·Granted Oct 30, 1990·16 cites·1 claims
Showing the top 50 of 83 patent records by PatentIndex Score.
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