Inventor · disambiguated record
Akibumi Ishikawa
Also filed as: ISHIKAWA AKIBUMI
8 granted patents·736 citations·filing 1983–1994
91Inventor score
Files withOLYMPUS OPTICAL CO8
Top patents by PatentIndex Score
8 records- 0197US4918521ASolid state imaging apparatusOLYMPUS OPTICAL CO·Filed 1988·Granted Apr 17, 1990·254 cites·12 claims
- 0288US4736734AEndoscope with variable illumination angleOLYMPUS OPTICAL CO·Filed 1986·Granted Apr 12, 1988·65 cites·11 claims
- 0382US5018509AEndoscope insertion controlling apparatusOLYMPUS OPTICAL CO·Filed 1989·Granted May 28, 1991·175 cites·24 claims
- 0470US4757819AUltrasonic endoscopeOLYMPUS OPTICAL CO·Filed 1987·Granted Jul 19, 1988·97 cites·10 claims
- 0559US5430475AElectronic endoscope apparatus having micro array on photoelectric conversion surfaceOLYMPUS OPTICAL CO·Filed 1994·Granted Jul 4, 1995·88 cites·21 claims
- 0653US5096292ABorescope apparatusOLYMPUS OPTICAL CO·Filed 1989·Granted Mar 17, 1992·43 cites·14 claims
- 0748US4711999AApparatus for photometrically detecting an optically focused condition of an optical systemOLYMPUS OPTICAL CO·Filed 1987·Granted Dec 8, 1987·11 cites·6 claims
- 0833US4556787APhotosensor for optical observing or photographing devicesOLYMPUS OPTICAL CO·Filed 1983·Granted Dec 3, 1985·3 cites·5 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →