Inventor · disambiguated record
Yasuo Fujikawa
Also filed as: FUJIKAWA YASUO
34 granted patents·3 pending applications·201 citations·filing 1974–2024
96Inventor score
Files withNICHIA CORP26RHEO TECHNOLOGY LTD4MATSUSHITA ELECTRIC INDUSTRIAL CO LTD3NISSAN MOTOR2HONEYWELL INT INC1
Top patents by PatentIndex Score
37 records- 0189US11470699B2Lighting control systemNICHIA CORP·Filed 2021·Granted Oct 11, 2022·2 cites·18 claims
- 0287US10959304B2Lighting control systemNICHIA CORP·Filed 2020·Granted Mar 23, 2021·2 cites·17 claims
- 0387US9933140B2Light emitting deviceNICHIA CORP·Filed 2016·Granted Apr 3, 2018·5 cites·17 claims
- 0486US11473051B2Method of cultivating algae and photobioreactorNICHIA CORP·Filed 2020·Granted Oct 18, 2022·2 cites·15 claims
- 0586US5144998AProcess for the production of semi-solidified metal compositionRHEO TECHNOLOGY LTD·Filed 1991·Granted Sep 8, 1992·40 cites·5 claims
- 0685US9951925B2Light emitting deviceNICHIA CORP·Filed 2016·Granted Apr 24, 2018·6 cites·24 claims
- 0782US7281378B2Surge control system for a compressorHONEYWELL INT INC·Filed 2003·Granted Oct 16, 2007·23 cites·30 claims
- 0881US5135564AMethod and apparatus for the production of semi-solidified metal compositionRHEO TECHNOLOGY LTD·Filed 1991·Granted Aug 4, 1992·29 cites·5 claims
- 0980US6363039B2Disk tilting compensation with an offset signal to control the location of a light beamMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1999·Granted Mar 26, 2002·36 cites·23 claims
- 1079US12188007B2Method of cultivating algae and photobioreactorNICHIA CORP·Filed 2022·Granted Jan 7, 2025·0 cites·18 claims
- 1176US10134966B2Light emitting deviceNICHIA CORP·Filed 2016·Granted Nov 20, 2018·2 cites·15 claims
- 1276US4075890ADevice for detecting level of molten metal surface within a continuous casting moldMITSUBISHI HEAVY IND LTD·Filed 1976·Granted Feb 28, 1978·13 cites·4 claims
- 1375US2023337342A1Lighting control systemNICHIA CORP·Filed 2023·Application pending·0 cites
- 1474US11778705B2Lighting control systemNICHIA CORP·Filed 2022·Granted Oct 3, 2023·0 cites·15 claims
- 1572US11606912B2Method for increasing amount of phenolic compound in plantNICHIA CORP·Filed 2018·Granted Mar 21, 2023·2 cites·16 claims
- 1669US2025089731A1Freshness preservation method and freshness preservation system for fruits and vegetablesNICHIA CORP·Filed 2024·Application pending·0 cites
- 1767US12342773B2Method of treating plant, method of producing plant infected with microorganism, method of producing fermented plant product, and plant treatment apparatusNICHIA CORP·Filed 2023·Granted Jul 1, 2025·0 cites·14 claims
- 1866US11271145B2Light emitting deviceNICHIA CORP·Filed 2020·Granted Mar 8, 2022·0 cites·17 claims
- 1964US2024238075A1Method and apparatus for increasing sperm motilityNICHIA CORP·Filed 2024·Application pending·0 cites
- 2063US9231177B2Light emitting deviceNICHIA CORP·Filed 2014·Granted Jan 5, 2016·1 cites·12 claims
- 2160US10801704B2Light emitting deviceNICHIA CORP·Filed 2019·Granted Oct 13, 2020·0 cites·10 claims
- 2259US12213417B2Plant conveyance and irradiation apparatusNICHIA CORP·Filed 2020·Granted Feb 4, 2025·0 cites·17 claims
- 2359US5110547AProcess and apparatus for the production of semi-solidified metal compositionRHEO TECHNOLOGY LTD·Filed 1991·Granted May 5, 1992·9 cites·14 claims
- 2458US12213503B2Method of treating plant and method of making plant-based food or drink productNICHIA CORP·Filed 2021·Granted Feb 4, 2025·0 cites·13 claims
- 2558US12133875B2Method and apparatus for treating post-harvest plantNICHIA CORP·Filed 2022·Granted Nov 5, 2024·0 cites·20 claims
- 2658US11969314B2Method and apparatus for increasing sperm motilityNICHIA CORP·Filed 2020·Granted Apr 30, 2024·0 cites·20 claims
- 2757US3977381AExhaust gas recirculation systemNISSAN MOTOR·Filed 1974·Granted Aug 31, 1976·13 cites·4 claims
- 2856US10847695B2Light emitting deviceNICHIA CORP·Filed 2018·Granted Nov 24, 2020·0 cites·21 claims
- 2956US10317050B2Light emitting deviceNICHIA CORP·Filed 2018·Granted Jun 11, 2019·0 cites·11 claims
- 3055US7082002B2Objective lens driving apparatus and manufacturing method thereofMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2004·Granted Jul 25, 2006·2 cites·7 claims
- 3155US6857126B2Objective lens driving apparatus with reinforcing rib and restraining part for focusing coil or tracking coilMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2001·Granted Feb 15, 2005·2 cites·4 claims
- 3249US9784438B2Connected body of a plurality of light emitting devicesNICHIA CORP·Filed 2013·Granted Oct 10, 2017·0 cites·9 claims
- 3347US9385283B2Light emitting device equipped with protective memberNICHIA CORP·Filed 2013·Granted Jul 5, 2016·0 cites·15 claims
- 3445US12109430B2Animal treatment apparatus, phototherapeutic apparatus, and animal treatment methodNICHIA CORP·Filed 2021·Granted Oct 8, 2024·0 cites·15 claims
- 3544US8933621B2Light emitting deviceNICHIA CORP·Filed 2013·Granted Jan 13, 2015·0 cites·26 claims
- 3642US5205981AMethod and apparatus for the production of semi-solidified metal compositionRHEO TECHNOLOGY LTD·Filed 1992·Granted Apr 27, 1993·6 cites·10 claims
- 3739US4404945AFuel-supply control system for gas-turbine engineNISSAN MOTOR·Filed 1981·Granted Sep 20, 1983·6 cites·10 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →