Inventor · disambiguated record
Tetsuya Utsui
Also filed as: UTSUI TETSUYA
16 granted patents·1 pending application·1,321 citations·filing 1994–2012
96Inventor score
Top patents by PatentIndex Score
17 records- 0197US6498948B1Endoscope systemPENTAX CORP·Filed 2000·Granted Dec 24, 2002·123 cites·15 claims
- 0288US5772580ABiological fluorescence diagnostic apparatus with distinct pickup camerasASAHI OPTICAL CO LTD·Filed 1996·Granted Jun 30, 1998·118 cites·17 claims
- 0386US6477403B1Endoscope systemASAHI OPTICAL CO LTD·Filed 2000·Granted Nov 5, 2002·206 cites·12 claims
- 0485US6790175B1Endoscope systemPENTAX CORP·Filed 2000·Granted Sep 14, 2004·180 cites·11 claims
- 0579US6456769B1Fiber bundle and endoscope apparatusASAHI OPTICAL CO LTD·Filed 2000·Granted Sep 24, 2002·98 cites·8 claims
- 0678US5577992ABendable portion of endoscopeASAHI OPTICAL CO LTD·Filed 1994·Granted Nov 26, 1996·192 cites·35 claims
- 0777US6527708B1Endoscope systemPENTAX CORP·Filed 2000·Granted Mar 4, 2003·101 cites·10 claims
- 0876US6371908B1Video endoscopic apparatus for fluorescent diagnosisASAHI OPTICAL CO LTD·Filed 1999·Granted Apr 16, 2002·53 cites·9 claims
- 0971US6438302B1Endoscope system and illuminating device for the endoscopeASAHI OPTICAL CO LTD·Filed 2000·Granted Aug 20, 2002·57 cites·14 claims
- 1066US6936004B2Probe and fluorescent diagnostic systemPENTAX CORP·Filed 2002·Granted Aug 30, 2005·37 cites·20 claims
- 1166US6788861B1Endoscope system, scanning optical system and polygon mirrorPENTAX CORP·Filed 2000·Granted Sep 7, 2004·40 cites·10 claims
- 1265US9420153B2Electronic endoscope systemHOYA CORP·Filed 2012·Granted Aug 16, 2016·1 cites·6 claims
- 1359US6482150B2Optical system for the light source device of a video endoscope systemASAHI OPTICAL CO LTD·Filed 2001·Granted Nov 19, 2002·19 cites·8 claims
- 1455US5891016AFluorescence endoscope having an exciting light filter and a fluorescence filterASAHI OPTICAL CO LTD·Filed 1996·Granted Apr 6, 1999·75 cites·11 claims
- 1554US6600861B2Fiber bundle and endoscope apparatusPENTAX CORP·Filed 2002·Granted Jul 29, 2003·9 cites·9 claims
- 1642US2002021355A1Video endoscope systemASAHI OPTICAL CO LTD·Filed 2001·Application pending·0 cites
- 1733US5488509ALight source apparatus for endoscopeASAHI OPTICAL CO LTD·Filed 1994·Granted Jan 30, 1996·12 cites·22 claims
Join the waitlist — get patent alerts
Get an alert when Tetsuya Utsui 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 →