Inventor
SUMIYA TOSHIFUMI
JP27 patents
⚠️ This page may combine multiple inventors who share the name “SUMIYA TOSHIFUMI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
NIDEK KK
24 patentsUS6585723B1Jul 1, 2003
Corneal surgery apparatus
NIDEK KK137 citations98
US5637109AJun 10, 1997
Apparatus for operation on a cornea using laser-beam
NIDEK KK84 citations96
US5562656AOct 8, 1996
Ophthalmic apparatus
NIDEK KK75 citations96
US5507799AApr 16, 1996
Ablation apparatus for ablating an object by laser beam
NIDEK KK81 citations96
US5470329ANov 28, 1995
Operation apparatus for correcting ametropia with laser beam
NIDEK KK62 citations96
US5445633AAug 29, 1995
Ablation apparatus for ablating a cornea by laser beam
NIDEK KK76 citations94
US5906608AMay 25, 1999
Ablation apparatus
NIDEK KK30 citations93
US6491687B1Dec 10, 2002
Corneal Surgery apparatus
NIDEK KK16 citations92
US5800424ASep 1, 1998
Apparatus for use in operating upon a cornea
NIDEK KK51 citations92
US5620437AApr 15, 1997
Operation apparatus for correcting ametropia with laser beam
NIDEK KK39 citations92
US5549599AAug 27, 1996
Apparatus for laser surgery on a cornea
NIDEK KK48 citations92
US7306336B2Dec 11, 2007
Fundus observation apparatus
NIDEK KK22 citations91
US6238385B1May 29, 2001
Laser treatment apparatus
NIDEK KK28 citations90
US6030376AFeb 29, 2000
Corneal surgical apparatus
NIDEK KK46 citations90
US7244027B2Jul 17, 2007
Perimeter
NIDEK KK18 citations84
US6761455B2Jul 13, 2004
Ophthalmic apparatus
NIDEK KK15 citations84
US6986765B2Jan 17, 2006
Corneal surgery apparatus
NIDEK KK11 citations83
US7160288B2Jan 9, 2007
Ophthalmic apparatus
NIDEK KK9 citations74
US6305803B2Oct 23, 2001
Ophthalmic apparatus
NIDEK KK10 citations74
US6860602B2Mar 1, 2005
Apparatus for examining an anterior-segment of an eye
NIDEK KK8 citations71
US9192514B2Nov 24, 2015
Medical instrument
NIDEK KK5 citations70
US7749216B2Jul 6, 2010
Corneal surgery apparatus
NIDEK KK4 citations63
US7281796B2Oct 16, 2007
Ophthalmic apparatus
NIDEK KK5 citations63
USRE38590ESep 14, 2004
Operation apparatus for correcting ametropia with laser beam
NIDEK KK2 citations63