Inventor · disambiguated record
Akira Chiba
Also filed as: CHIBA AKIRA
24 granted patents·9 pending applications·429 citations·filing 1985–2025
96Inventor score
Top patents by PatentIndex Score
33 records- 0188US5936370AElectromagnectic rotating machineEBARA CORP NIKKISO CO LTD·Filed 1996·Granted Aug 10, 1999·60 cites·21 claims
- 0283US5952128APhase-shifting photomask blank and method of manufacturing the same as well as phase-shifting photomaskULVAC COATING CORP·Filed 1996·Granted Sep 14, 1999·48 cites·5 claims
- 0383US4613664AProcess for production of polyesterTOYO BOSEKI·Filed 1985·Granted Sep 23, 1986·43 cites·5 claims
- 0480US10475618B2Electron gun capable of suppressing the influence of electron emission from the cathode side surfaceNEC NETWORK & SENSOR SYS LTD·Filed 2018·Granted Nov 12, 2019·2 cites·20 claims
- 0578US10868152B2Semiconductor device and semiconductor device manufacturing methodLAPIS SEMICONDUCTOR CO LTD·Filed 2018·Granted Dec 15, 2020·2 cites·10 claims
- 0678US9653304B2Semiconductor device and method of manufacturing semiconductor deviceLAPIS SEMICONDUCTOR CO LTD·Filed 2015·Granted May 16, 2017·2 cites·9 claims
- 0778US4742151AUltra-high-molecular-weight polyestersTOYO BOSEKI·Filed 1987·Granted May 3, 1988·26 cites·7 claims
- 0877US5703423AEnergy storage flywheel systemFUKAO TADASHI·Filed 1996·Granted Dec 30, 1997·34 cites·8 claims
- 0975US5955811AElectromagnetic rotary machine having magnetic bearingCHIBA AKIRA·Filed 1996·Granted Sep 21, 1999·44 cites·18 claims
- 1075US5880550AVariable-speed dynamotorFUKAO TADASHI·Filed 1996·Granted Mar 9, 1999·41 cites·4 claims
- 1174US5938897AMethod of manufacturing phase-shifting photomask blankULCOAT ULVAC COATING CORP·Filed 1997·Granted Aug 17, 1999·35 cites·4 claims
- 1274US2025377019A1Magnetic bearing system, compressor, and refrigeration deviceDAIKIN IND LTD·Filed 2025·Application pending·0 cites
- 1372US7800311B2Power supply unit, high-frequency circuit system and heater voltage control methodNETCOMSEC CO LTD·Filed 2008·Granted Sep 21, 2010·3 cites·14 claims
- 1471US5880549ASwitched reluctance rotatorCHIBA AKIRA·Filed 1996·Granted Mar 9, 1999·39 cites·16 claims
- 1571US4908128AComposite bacteria support mediumENVIROCYCLE PTY LTD·Filed 1988·Granted Mar 13, 1990·28 cites·10 claims
- 1665US7364628B2Solid material for magnetASAHI CHEMICAL IND·Filed 2002·Granted Apr 29, 2008·11 cites·4 claims
- 1763US6774552B2Electron gunNEC MICROWAVE TUBE LTD·Filed 2003·Granted Aug 10, 2004·5 cites·10 claims
- 1857US2015289532A1Method for producing processed cheeseMORINAGA MILK INDUSTRY CO LTD·Filed 2014·Application pending·0 cites
- 1952US2009251054A1Collector and electron tubeCHIBA AKIRA·Filed 2009·Application pending·0 cites
- 2051US7898181B2Traveling wave tubeNETCOMSEC CO LTD·Filed 2008·Granted Mar 1, 2011·0 cites·7 claims
- 2149US2017221912A1Semiconductor device and method of manufacturing semiconductor deviceLAPIS SEMICONDUCTOR CO LTD·Filed 2017·Application pending·0 cites
- 2248US8502451B2Collector and electron tubeCHIBA AKIRA·Filed 2010·Granted Aug 6, 2013·0 cites·3 claims
- 2346US4851508APolyester fibers having high strength and high modulus and process for producing the sameTOYO BOSEKI·Filed 1987·Granted Jul 25, 1989·6 cites·9 claims
- 2446US2010033046A1Rotating electric machineCHIBA AKIRA·Filed 2008·Application pending·0 cites
- 2544US2010231076A1Bearingless motorCHIBA AKIRA·Filed 2009·Application pending·0 cites
- 2642US11534370B2Drug-filled synthetic resin ampule and synthetic resin ampule body used for sameTERUMO CORP·Filed 2020·Granted Dec 27, 2022·0 cites·20 claims
- 2740US2016340938A1Vehicle door structureTOYOTA JIDOSHOKKI KK·Filed 2016·Application pending·0 cites
- 2839US11784599B2Noise reduction in switched reluctance motor with selective radial force harmonics reductionTOKYO INST TECH·Filed 2022·Granted Oct 10, 2023·0 cites·15 claims
- 2938US2004112826A1Drinking elementFiled 2000·Application pending·0 cites
- 3036US10933834B2Vehicle roof structure and method for manufacturing vehicle roof structureTOYOTA JIDOSHOKKI KK·Filed 2019·Granted Mar 2, 2021·0 cites·9 claims
- 3136US2006091776A1Electron gunNEC MICROWAVE TUBE LTD·Filed 2005·Application pending·0 cites
- 3234US6763451B1Multiprocessor exchange provided with floating functionFUJITSU LTD·Filed 2000·Granted Jul 13, 2004·0 cites·17 claims
- 3329US6487018B1Aperture and optical device using the sameMITSUBISHI ELECTRIC CORP·Filed 1995·Granted Nov 26, 2002·0 cites·4 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →