Inventor · disambiguated record
Yoshiharu Takasugi
Also filed as: TAKASUGI YOSHIHARU
11 granted patents·331 citations·filing 1989–2017
91Inventor score
Top patents by PatentIndex Score
11 records- 0189US5555129AOptical low pass filterOLYMPUS OPTICAL CO·Filed 1994·Granted Sep 10, 1996·97 cites·25 claims
- 0287US9775494B2Oblique-viewing objective optical system and endoscope for oblique viewing using the sameOLYMPUS CORP·Filed 2016·Granted Oct 3, 2017·9 cites·2 claims
- 0381US5471343AImaging deviceOLYMPUS OPTICAL CO·Filed 1993·Granted Nov 28, 1995·57 cites·15 claims
- 0477US5270825AImaging optical system having a moire elimination effectOLYMPUS OPTICAL CO·Filed 1990·Granted Dec 14, 1993·43 cites·11 claims
- 0567US9933610B2Oblique-viewing objective optical system and endoscope for oblique viewing using the sameOLYMPUS CORP·Filed 2017·Granted Apr 3, 2018·1 cites·9 claims
- 0666US5050974AOptical system for endoscopesOLYMPUS OPTICAL CO·Filed 1989·Granted Sep 24, 1991·76 cites·12 claims
- 0761US5392067ATV system for endoscopesOLYMPUS OPTICAL CO·Filed 1992·Granted Feb 21, 1995·23 cites·9 claims
- 0859US8582218B2Endoscope for oblique viewingTAKASUGI YOSHIHARU·Filed 2009·Granted Nov 12, 2013·4 cites·40 claims
- 0959US7324292B2Illumination optical system, illumination apparatus using the illumination optical system, and observation system provided with the illumination optical system or the illumination apparatusOLYMPUS CORP·Filed 2005·Granted Jan 29, 2008·2 cites·23 claims
- 1055US5245475AImaging optical system for endoscopesOLYMPUS OPTICAL CO·Filed 1991·Granted Sep 14, 1993·19 cites·9 claims
- 1149US8743186B2Focal depth expansion deviceOLYMPUS MEDICAL SYSTEMS CORP·Filed 2013·Granted Jun 3, 2014·0 cites·13 claims
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →