Inventor · disambiguated record
Hitoshi Shirai
Also filed as: SHIRAI HITOSHI
9 granted patents·1 pending application·274 citations·filing 1980–2009
90Inventor score
Top patents by PatentIndex Score
10 records- 0195US4945372ACameraOLYMPUS OPTICAL CO·Filed 1989·Granted Jul 31, 1990·56 cites·14 claims
- 0292US4508443ALens barrelOLYMPUS OPTICAL CO·Filed 1983·Granted Apr 2, 1985·99 cites·15 claims
- 0392US4363547AApparatus for mounting a film magazine into cameraOLYMPUS OPTICAL CO·Filed 1981·Granted Dec 14, 1982·30 cites·27 claims
- 0486US4572645AExposure control device for cameraOLYMPUS OPTICAL CO·Filed 1984·Granted Feb 25, 1986·20 cites·19 claims
- 0567US4368439AFrequency shift keying systemFUJITSU LTD·Filed 1981·Granted Jan 11, 1983·25 cites·4 claims
- 0660US4621906AAuto-focus zoom lens assemblyOLYMPUS OPTICAL CO·Filed 1985·Granted Nov 11, 1986·21 cites·12 claims
- 0759US4764784ACamera with a built-in zoom lensOLYMPUS OPTICAL CO·Filed 1987·Granted Aug 16, 1988·19 cites·16 claims
- 0852US2010099953A1Medical device, medical equipment and endoscopeSUZUKI AKIRA·Filed 2009·Application pending·0 cites
- 0942US4411509ATake-up assembly for automatic film loading of cameraOLYMPUS OPTICAL CO·Filed 1981·Granted Oct 25, 1983·3 cites·7 claims
- 1025US4293931AMemory refresh control systemFUJITSU LTD·Filed 1980·Granted Oct 6, 1981·1 cites·10 claims
Join the waitlist — get patent alerts
Get an alert when Hitoshi Shirai files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →