Inventor · disambiguated record
Hisao Kawakami
Also filed as: KAWAKAMI HISAO
2 granted patents·2 pending applications·6 citations·filing 2010–2024
44Inventor score
Top patents by PatentIndex Score
4 records- 0178US8110771B2Vacuum insulating switch gearTAKAHASHI KEIICHI·Filed 2010·Granted Feb 7, 2012·6 cites·4 claims
- 0253US2024377108A1Gifford-mcmahon (gm) cryocooler first-stage displacer, first-stage displacer assembly, and gifford-mcmahon cryocoolerSUMITOMO HEAVY INDUSTRIES·Filed 2024·Application pending·0 cites
- 0347US9378913B2Operating device or vacuum switchHITACHI LTD·Filed 2013·Granted Jun 28, 2016·0 cites·20 claims
- 0438US2015198260A1Operation Device, Vacuum Opening/Closing Device, and Method for Assembling Operation DeviceHITACHI LTD·Filed 2013·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →