Inventor · disambiguated record
Norio Ohkawa
Also filed as: OHKAWA NORIO
3 granted patents·13 citations·filing 1988–2000
61Inventor score
Top patents by PatentIndex Score
3 records- 0143US5971312APhoto film cassette and cassette containing case for the sameFUJI PHOTO FILM CO LTD·Filed 1997·Granted Oct 26, 1999·3 cites·18 claims
- 0241US5053706ACompact low-distortion squid magnetometerMITSUBISHI ELECTRIC CORP·Filed 1988·Granted Oct 1, 1991·10 cites·5 claims
- 0330US6447177B1Spool lock member and photo film cassette having the sameFUJI PHOTO FILM CO LTD·Filed 2000·Granted Sep 10, 2002·0 cites·18 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →