Inventor · disambiguated record
Masaaki Takizawa
Also filed as: SASAKI SHOJI · TAKIZAWA MASAAKI
69 granted patents·5 pending applications·1,897 citations·filing 1975–2024
99Inventor score
Files withHITACHI LTD26SONY SEMICONDUCTOR SOLUTIONS CORP12TOYOTA MOTOR CO LTD10SONY CORP7NIPPON SOKEN4
Top patents by PatentIndex Score
74 records- 0197US4285310ADual intake valve type internal combustion engineTOYOTA MOTOR CO LTD·Filed 1979·Granted Aug 25, 1981·72 cites·6 claims
- 0296US11252356B2Imaging element, driving method, and electronic deviceSONY SEMICONDUCTOR SOLUTIONS CORP·Filed 2020·Granted Feb 15, 2022·5 cites·20 claims
- 0396US8492805B2Solid-state imaging device, manufacturing method thereof, electronic apparatus, and semiconductor deviceAKIYAMA KENTARO·Filed 2011·Granted Jul 23, 2013·17 cites·22 claims
- 0495US10341592B2Imaging element, driving method, and electronic deviceSONY SEMICONDUCTOR SOLUTIONS CORP·Filed 2017·Granted Jul 2, 2019·10 cites·16 claims
- 0595US5477546ATeleconference terminal equipment and teleconference moduleHITACHI LTD·Filed 1992·Granted Dec 19, 1995·160 cites·11 claims
- 0694US11778349B2Imaging element, driving method, and electronic deviceSONY SEMICONDUCTOR SOLUTIONS CORP·Filed 2022·Granted Oct 3, 2023·2 cites·20 claims
- 0794US4354460AVariable valve event engineTOYOTA MOTOR CO LTD·Filed 1980·Granted Oct 19, 1982·61 cites·9 claims
- 0894US4258671AVariable valve lift mechanism used in an internal combustion engineTOYOTA MOTOR CO LTD·Filed 1979·Granted Mar 31, 1981·62 cites·8 claims
- 0993US10728475B2Imaging element, driving method, and electronic deviceSONY SEMICONDUCTOR SOLUTIONS CORP·Filed 2016·Granted Jul 28, 2020·13 cites·20 claims
- 1093US10721422B2Imaging element, driving method, and electronic deviceSONY SEMICONDUCTOR SOLUTIONS CORP·Filed 2019·Granted Jul 21, 2020·6 cites·15 claims
- 1193US4452188AApparatus for controlling feed of oil discharged from oil pumpNIPPON SOKEN·Filed 1982·Granted Jun 5, 1984·55 cites·10 claims
- 1292US11470276B2Imaging element, driving method, and electronic deviceSONY SEMICONDUCTOR SOLUTIONS CORP·Filed 2021·Granted Oct 11, 2022·2 cites·20 claims
- 1392US10872919B2Solid-state imaging device and electronic apparatusSONY CORP·Filed 2017·Granted Dec 22, 2020·10 cites·8 claims
- 1492US5365265AMultipoint teleconference system employing communication channels set in ring configurationHITACHI LTD·Filed 1992·Granted Nov 15, 1994·153 cites·16 claims
- 1591US7851880B2Solid-state imaging deviceSONY CORP·Filed 2007·Granted Dec 14, 2010·25 cites·7 claims
- 1691US4939583AEntropy-coding systemHITACHI LTD·Filed 1988·Granted Jul 3, 1990·77 cites·9 claims
- 1789US11322534B2Solid-state imaging device and electronic apparatusSONY CORP·Filed 2020·Granted May 3, 2022·2 cites·9 claims
- 1888US6549414B1ComputersCYBERNETICS TECHNOLOGY CO LTD·Filed 2000·Granted Apr 15, 2003·61 cites·5 claims
- 1988US6458208B1Film forming apparatusTOKYO ELECTRON LTD·Filed 2000·Granted Oct 1, 2002·40 cites·5 claims
- 2088US5402418AMultipoint teleconference system employing H. 221 framesHITACHI LTD·Filed 1992·Granted Mar 28, 1995·66 cites·10 claims
- 2187US11082649B2Solid-state imaging device with pixels having an in-pixel capacitanceSONY SEMICONDUCTOR SOLUTIONS CORP·Filed 2018·Granted Aug 3, 2021·4 cites·20 claims
- 2286US5396269ATelevision telephoneHITACHI LTD·Filed 1992·Granted Mar 7, 1995·66 cites·40 claims
- 2386US5371535AMultiplexing transmission apparatus for image signal and multiplexing systemHITACHI LTD·Filed 1993·Granted Dec 6, 1994·76 cites·5 claims
- 2486US4253434AVariable valve event engineTOYOTA MOTOR CO LTD·Filed 1978·Granted Mar 3, 1981·39 cites·13 claims
- 2585US10498983B2Solid-state imaging device, method for driving solid-state imaging device, and electronic apparatusSONY CORP·Filed 2016·Granted Dec 3, 2019·4 cites·10 claims
- 2684US5000299AShock absorber using electro-viscous fluidTOKAI RUBBER IND LTD·Filed 1990·Granted Mar 19, 1991·48 cites·12 claims
- 2783US4452187AHydraulic valve lift deviceNIPPON SOKEN·Filed 1983·Granted Jun 5, 1984·27 cites·4 claims
- 2882US10616442B2Image reading apparatus, program, and image generation method for generating merge image of partially overlapping areas of imageSEIKO EPSON CORP·Filed 2019·Granted Apr 7, 2020·3 cites·11 claims
- 2981US5689300APicture codec and teleconference terminal equipmentHITACHI LTD·Filed 1995·Granted Nov 18, 1997·45 cites·5 claims
- 3081US4408580AHydraulic valve lift deviceNIPPON SOKEN·Filed 1980·Granted Oct 11, 1983·26 cites·4 claims
- 3181US2024373146A1Imaging element, driving method, and electronic deviceSONY SEMICONDUCTOR SOLUTIONS CORP·Filed 2024·Application pending·0 cites
- 3280US12047700B2Imaging element, driving method, and electronic deviceSONY SEMICONDUCTOR SOLUTIONS CORP·Filed 2023·Granted Jul 23, 2024·0 cites·20 claims
- 3380US5604738AMultipoint teleconference system employing H. 221 framesHITACHI LTD·Filed 1995·Granted Feb 18, 1997·54 cites·5 claims
- 3479US5028995APicture signal processor, picture signal coder and picture signal interpolatorHITACHI LTD·Filed 1988·Granted Jul 2, 1991·41 cites·6 claims
- 3578US8040898B2Wireless terminal, access point, system provided with the same, and wireless communication methodHITACHI LTD·Filed 2007·Granted Oct 18, 2011·7 cites·2 claims
- 3678US4515575ATorque transmission systemNIPPON DENSO CO·Filed 1981·Granted May 7, 1985·28 cites·16 claims
- 3775US8242548B2Solid-state imaging device, manufacturing method for the same, and imaging apparatusTAKIZAWA MASAAKI·Filed 2009·Granted Aug 14, 2012·3 cites·23 claims
- 3875US6165552AFilm forming methodTOKYO ELECTRON LTD·Filed 1998·Granted Dec 26, 2000·41 cites·9 claims
- 3975US5790178APicture codec for teleconference equipment, which forms and displays picture-in-frame including at least two of received motion picture, a received still picture and a self motion picture in an optional combinationHITACHI LTD·Filed 1992·Granted Aug 4, 1998·36 cites·6 claims
- 4074US11050955B2Solid-state imaging device, method for driving solid-state imaging device, and electronic apparatusSONY CORP·Filed 2019·Granted Jun 29, 2021·1 cites·16 claims
- 4174US4610421AMounting construction for engine-transmission assemblyTOYOTA MOTOR CO LTD·Filed 1983·Granted Sep 9, 1986·30 cites·3 claims
- 4273US5325215AMatrix multiplier and picture transforming coder using the sameHITACHI LTD·Filed 1991·Granted Jun 28, 1994·60 cites·6 claims
- 4373US4635910AFluid-filled damper deviceTOYODA GOSEI KK·Filed 1985·Granted Jan 13, 1987·31 cites·3 claims
- 4472US6285391B1Picture codec and teleconference terminal equipmentHITACHI LTD·Filed 2000·Granted Sep 4, 2001·7 cites·16 claims
- 4572US5677727ATelevision telephoneHITACHI LTD·Filed 1995·Granted Oct 14, 1997·34 cites·7 claims
- 4672US4038959AInternal combustion engine with a subsidiary combustion chamberTOYOTA MOTOR CO LTD·Filed 1976·Granted Aug 2, 1977·22 cites·5 claims
- 4772US2023057976A1Solid-state imaging device and electronic deviceSONY SEMICONDUCTOR SOLUTIONS CORP·Filed 2022·Application pending·0 cites
- 4871US12094908B2Solid-state imaging device and electronic deviceSONY SEMICONDUCTOR SOLUTIONS CORP·Filed 2019·Granted Sep 17, 2024·0 cites·20 claims
- 4971US5936945ATeleconference module with video codec for motion picture dataHITACHI LTD·Filed 1996·Granted Aug 10, 1999·31 cites·7 claims
- 5071US5777663APicture codec and teleconference terminal equipmentHITACHI LTD·Filed 1997·Granted Jul 7, 1998·25 cites·3 claims
Showing the top 50 of 74 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →