Inventor · disambiguated record
Junya Hayakawa
Also filed as: HAYAKAWA JUNYA
19 granted patents·3 pending applications·94 citations·filing 1996–2023
92Inventor score
Files withFUJIKOKI CORP12SEIKO EPSON CORP6MITSUBISHI GAS CHEMICAL CO2MITSUBISHI ENG PLASTICS CORP1NISSHIN STEEL CO LTD1
Top patents by PatentIndex Score
22 records- 0190US6210501B1Heavy-duty cold-rolling for mechanically descaling a hot-rolled steel strip before picklingNISSHIN STEEL CO LTD·Filed 1996·Granted Apr 3, 2001·36 cites·12 claims
- 0287US12061025B2Power element and expansion valve using sameFUJIKOKI CORP·Filed 2020·Granted Aug 13, 2024·2 cites·6 claims
- 0386US12092380B2Power element and expansion valve using sameFUJIKOKI CORP·Filed 2020·Granted Sep 17, 2024·2 cites·6 claims
- 0484US7300747B2Photobase generator and curable compositionMITSUBISHI GAS CHEMICAL CO·Filed 2005·Granted Nov 27, 2007·26 cites·19 claims
- 0578US10436484B2Caulking fixation type power element and expansion valve using the sameFUJIKOKI CORP·Filed 2016·Granted Oct 8, 2019·2 cites·5 claims
- 0671US11772396B2Recording device with air flow path for cooling a recording unitSEIKO EPSON CORP·Filed 2021·Granted Oct 3, 2023·0 cites·12 claims
- 0764USD827092SExpansion valveFUJIKOKI CORP·Filed 2017·Granted Aug 28, 2018·9 cites·1 claims
- 0855US11415870B2Projector and casing with adjustment leg partSEIKO EPSON CORP·Filed 2020·Granted Aug 16, 2022·0 cites·9 claims
- 0952US11613629B2Polycarbonate resin composition pellet, method for producing pellet, and molded article thereofMITSUBISHI ENG PLASTICS CORP·Filed 2019·Granted Mar 28, 2023·0 cites·18 claims
- 1052US9886140B2Light emitting device and image display systemSEIKO EPSON CORP·Filed 2014·Granted Feb 6, 2018·0 cites·17 claims
- 1152US2025198534A1Electric valve and method for obtaining valve-member position of electric valveFUJIKOKI CORP·Filed 2023·Application pending·0 cites
- 1251USD826379SExpansion valveFUJIKOKI CORP·Filed 2017·Granted Aug 21, 2018·5 cites·1 claims
- 1351USD826380SExpansion valveFUJIKOKI CORP·Filed 2017·Granted Aug 21, 2018·5 cites·1 claims
- 1449US12398824B2Valve gearFUJIKOKI CORP·Filed 2022·Granted Aug 26, 2025·0 cites·9 claims
- 1548US2023012455A1Power element and expansion valve using sameFUJIKOKI CORP·Filed 2020·Application pending·0 cites
- 1647US2020284485A1Expansion valveFUJIKOKI CORP·Filed 2018·Application pending·0 cites
- 1744USD826378SExpansion valveFUJIKOKI CORP·Filed 2017·Granted Aug 21, 2018·3 cites·1 claims
- 1844USD801412SProjectorSEIKO EPSON CORP·Filed 2016·Granted Oct 31, 2017·3 cites·1 claims
- 1944US7691555B2Photocurable composition and coating compositionMITSUBISHI GAS CHEMICAL CO·Filed 2004·Granted Apr 6, 2010·0 cites·15 claims
- 2042US11770508B2ProjectorSEIKO EPSON CORP·Filed 2020·Granted Sep 26, 2023·0 cites·19 claims
- 2136USD872228SExpansion valveFUJIKOKI CORP·Filed 2017·Granted Jan 7, 2020·1 cites·1 claims
- 2228USD738950SLaser irradiation device for a projectorSEIKO EPSON CORP·Filed 2014·Granted Sep 15, 2015·0 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →