Inventor · disambiguated record
Hidefumi Kasai
Also filed as: KASAI HIDEFUMI
3 granted patents·40 citations·filing 1978–2000
70Inventor score
Files withCITIZEN WATCH CO LTD3
Top patents by PatentIndex Score
3 records- 0168US6517339B1Resin molding moldCITIZEN WATCH CO LTD·Filed 2000·Granted Feb 11, 2003·25 cites·5 claims
- 0263US4221112AElectronic watch with illumination deviceCITIZEN WATCH CO LTD·Filed 1978·Granted Sep 9, 1980·10 cites·16 claims
- 0335US4371429ATimepiece hand manufacturing methodCITIZEN WATCH CO LTD·Filed 1981·Granted Feb 1, 1983·5 cites·5 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →