Inventor · disambiguated record
Yoshiro Hirai
Also filed as: HIRAI YOSHIRO
3 granted patents·16 citations·filing 1976–2015
58Inventor score
Top patents by PatentIndex Score
3 records- 0163US4095129ARotor assembly for electro-mechanical transducer of electronic timepieceCITIZEN WATCH CO LTD·Filed 1976·Granted Jun 13, 1978·16 cites·4 claims
- 0252US10793935B2Carbon-containing steel material and method for producing sameCITIZEN WATCH CO LTD·Filed 2015·Granted Oct 6, 2020·0 cites·7 claims
- 0324US9503531B2Region identification server, region identification method, region identification program, and computer readable recording medium storing the programOURA TAKAYUKI·Filed 2011·Granted Nov 22, 2016·0 cites·10 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →