Inventor
KITAJIMA NOBUAKI
JP29 patents
⚠️ This page may combine multiple inventors who share the name “KITAJIMA NOBUAKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
TOPCON CORP
22 patentsUS5865829AFeb 2, 1999
Medical optical apparatus
TOPCON CORP116 citations98
US5835266ANov 10, 1998
Medical microscopic system
TOPCON CORP76 citations96
US6943942B2Sep 13, 2005
Microscope for operation
TOPCON CORP49 citations94
US6236502B1May 22, 2001
Operation microscope including a branch observation optical system display
TOPCON CORP27 citations92
US5132837AJul 21, 1992
Operation microscope
TOPCON CORP51 citations92
US5067804ANov 26, 1991
Microscope
TOPCON CORP43 citations92
US7408705B2Aug 5, 2008
Microscope for operation
TOPCON CORP16 citations91
US7232222B2Jun 19, 2007
Operation microscope
TOPCON CORP21 citations90
US6072623AJun 6, 2000
Slit lamp microscope
TOPCON CORP28 citations90
US7072104B2Jul 4, 2006
Operation microscope
TOPCON CORP15 citations82
US5543962AAug 6, 1996
Binocular stereoscopic microscope
TOPCON CORP17 citations74
US5446582AAug 29, 1995
Operation microscope
TOPCON CORP15 citations74
US5300965AApr 5, 1994
Corneal shape measuring apparatus
TOPCON CORP16 citations74
US5270747ADec 14, 1993
Stereomicroscope with first and second illuminating systems
TOPCON CORP16 citations74
US5135299AAug 4, 1992
Surgical operation microscope
TOPCON CORP13 citations74
US7085046B2Aug 1, 2006
Microscope for operation
TOPCON CORP7 citations72
US7443579B2Oct 28, 2008
Ophthalmic microscope
TOPCON CORP4 citations63
US5249004ASep 28, 1993
Microscope for an operation
TOPCON CORP6 citations63
US7081993B2Jul 25, 2006
Ophthalmologic operation microscope
TOPCON CORP0 citations52
US7027220B2Apr 11, 2006
Ophthalmologic operation microscope
TOPCON CORP0 citations52
US7023613B2Apr 4, 2006
Operation microscope and observation prism
TOPCON CORP1 citations52
US7393103B2Jul 1, 2008
Operation microscope apparatus
TOPCON CORP0 citations42
TOKYO OPTICAL
6 patentsUS4657357AApr 14, 1987
Illumination system for single objective lens binocular microscope
TOKYO OPTICAL29 citations93
US4783159ANov 8, 1988
Operation microscope
TOKYO OPTICAL46 citations92
US5015081AMay 14, 1991
Binocular microscope
TOKYO OPTICAL14 citations74
US4932774AJun 12, 1990
Illuminating system of ophthalmological instrument
TOKYO OPTICAL14 citations74
US4652094AMar 24, 1987
Binocular microscope including a detachable optical deflecting unit
TOKYO OPTICAL12 citations74
US4793700ADec 27, 1988
Gaze-fixing device for surgical microscope
TOKYO OPTICAL3 citations63