Inventor · disambiguated record
Yoshikatsu Nagayama
Also filed as: NAGAYAMA YOSHIKATSU
9 granted patents·3,274 citations·filing 1988–1995
94Inventor score
Top patents by PatentIndex Score
9 records- 0196US5159446AElectronic endoscope system provided with a separate camera controlling unit and motor controlling unitOLYMPUS OPTICAL CO·Filed 1991·Granted Oct 27, 1992·249 cites·42 claims
- 0294US5658238AEndoscope apparatus capable of being switched to a mode in which a curvature operating lever is returned and to a mode in which the curvature operating lever is not returnedOLYMPUS OPTICAL CO·Filed 1995·Granted Aug 19, 1997·1.6k cites·23 claims
- 0388US5273025AApparatus for detecting insertion condition of endoscopeOLYMPUS OPTICAL CO·Filed 1991·Granted Dec 28, 1993·421 cites·20 claims
- 0487US5253647AInsertion position and orientation state pickup for endoscopeOLYMPUS OPTICAL CO·Filed 1991·Granted Oct 19, 1993·374 cites·18 claims
- 0576US5469840AElectromotive warping type endoscope with velocity controlOLYMPUS OPTICAL LTD·Filed 1994·Granted Nov 28, 1995·208 cites·2 claims
- 0675US5060632AEndoscope apparatusOLYMPUS OPTICAL CO·Filed 1990·Granted Oct 29, 1991·199 cites·29 claims
- 0772US4982725AEndoscope apparatusOLYMPUS OPTICAL CO·Filed 1990·Granted Jan 8, 1991·159 cites·38 claims
- 0854US5609563AEndoscope apparatus provided with curvature and fluid flow controlOLYMPUS OPTICAL CO·Filed 1994·Granted Mar 11, 1997·68 cites·14 claims
- 0954US4924852AEndoscopeOLYMPUS OPTICAL CO·Filed 1988·Granted May 15, 1990·43 cites·18 claims
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