TS

Toshifumi Sumiya

NC Nidek Co.: 25 patents #10 of 365Top 3%
RI Riken: 1 patents #679 of 1,824Top 40%
Overall (All Time): #147,176 of 4,157,543Top 4%
27
Patents All Time

Issued Patents All Time

Showing 1–25 of 27 patents

Patent #TitleCo-InventorsDate
9192514 Medical instrument Osamu Mita, Tsuguo Nanjo, Yoshihisa Harada, Koji Osawa, Susumu Oshima +2 more 2015-11-24
8246169 Ophthalmic imaging apparatus 2012-08-21
7749216 Corneal surgery apparatus 2010-07-06
7306336 Fundus observation apparatus Junichi Akita, Akihiro Fujishiro, Naoyuki Kondo 2007-12-11
7281796 Ophthalmic apparatus 2007-10-16
7244027 Perimeter 2007-07-17
7160288 Ophthalmic apparatus 2007-01-09
6986765 Corneal surgery apparatus Mikio Arashima, Hidenori Kanda 2006-01-17
6939343 Ophthalmic laser surgical apparatus 2005-09-06
6860602 Apparatus for examining an anterior-segment of an eye Miwako Torii, Setsuo Saito 2005-03-01
RE38590 Operation apparatus for correcting ametropia with laser beam 2004-09-14
6761455 Ophthalmic apparatus 2004-07-13
6585723 Corneal surgery apparatus 2003-07-01
6491687 Corneal Surgery apparatus Mikio Arashima, Hidenori Kanda 2002-12-10
6305803 Ophthalmic apparatus 2001-10-23
6238385 Laser treatment apparatus Seiyo Harino, Hirokazu Nakamura, Seiki Tomita, Yasuyuki Naito 2001-05-29
6159202 Corneal surgery apparatus Mikio Arashima, Hidenori Kanda 2000-12-12
6030376 Corneal surgical apparatus Mikio Arashima, Hirohiko Hanai 2000-02-29
5906608 Ablation apparatus Takashi Hagiwara 1999-05-25
5800424 Apparatus for use in operating upon a cornea 1998-09-01
5637109 Apparatus for operation on a cornea using laser-beam 1997-06-10
5620437 Operation apparatus for correcting ametropia with laser beam 1997-04-15
5562656 Ophthalmic apparatus 1996-10-08
5549599 Apparatus for laser surgery on a cornea 1996-08-27
5507799 Ablation apparatus for ablating an object by laser beam 1996-04-16