Inventor
UTSUI TETSUYA
JP17 patents
⚠️ This page may combine multiple inventors who share the name “UTSUI TETSUYA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
ASAHI OPTICAL CO LTD
10 patentsUS6477403B1Nov 5, 2002
Endoscope system
ASAHI OPTICAL CO LTD206 citations99
US6456769B1Sep 24, 2002
Fiber bundle and endoscope apparatus
ASAHI OPTICAL CO LTD98 citations98
US5860914AJan 19, 1999
Bendable portion of endoscope
ASAHI OPTICAL CO LTD185 citations98
US5772580AJun 30, 1998
Biological fluorescence diagnostic apparatus with distinct pickup cameras
ASAHI OPTICAL CO LTD118 citations98
US5577992ANov 26, 1996
Bendable portion of endoscope
ASAHI OPTICAL CO LTD192 citations98
US6438302B1Aug 20, 2002
Endoscope system and illuminating device for the endoscope
ASAHI OPTICAL CO LTD57 citations96
US6371908B1Apr 16, 2002
Video endoscopic apparatus for fluorescent diagnosis
ASAHI OPTICAL CO LTD53 citations96
US5891016AApr 6, 1999
Fluorescence endoscope having an exciting light filter and a fluorescence filter
ASAHI OPTICAL CO LTD75 citations96
US6482150B2Nov 19, 2002
Optical system for the light source device of a video endoscope system
ASAHI OPTICAL CO LTD19 citations84
US5488509AJan 30, 1996
Light source apparatus for endoscope
ASAHI OPTICAL CO LTD12 citations73
PENTAX CORP
6 patentsUS6790175B1Sep 14, 2004
Endoscope system
PENTAX CORP180 citations99
US6527708B1Mar 4, 2003
Endoscope system
PENTAX CORP101 citations98
US6498948B1Dec 24, 2002
Endoscope system
PENTAX CORP123 citations98
US6936004B2Aug 30, 2005
Probe and fluorescent diagnostic system
PENTAX CORP37 citations92
US6788861B1Sep 7, 2004
Endoscope system, scanning optical system and polygon mirror
PENTAX CORP40 citations92
US6600861B2Jul 29, 2003
Fiber bundle and endoscope apparatus
PENTAX CORP9 citations74