YF

Yasufumi Fukuma

TO Topcon: 105 patents #3 of 684Top 1%
TK Tokyo Kogaku Kikai: 6 patents #12 of 143Top 9%
📍 Tokyo, NJ: #4 of 61 inventorsTop 7%
Overall (All Time): #11,000 of 4,157,543Top 1%
114
Patents All Time

Issued Patents All Time

Showing 76–100 of 114 patents

Patent #TitleCo-InventorsDate
7274806 Service system for selecting personal goods to wear or carry, and program product therefor Takeyuki Kato, Narumi Machida 2007-09-25
7268885 Optical image measuring apparatus for forming an image of an object to be measured based on interference light Kinpui Chan, Masahiro Akiba, Hiroyuki Otsuka, Hisashi Tsukada 2007-09-11
7258442 Eye fundus photographing system Toru Noda, Yoshio Okazaki, Hidetaka Aeba 2007-08-21
7248371 Optical image measuring apparatus Kinpui Chan, Masahiro Akiba, Hiroyuki Otsuka, Hisashi Tsukada 2007-07-24
7244025 Eye's optical characteristics measuring system Kouji Nishio, Katsuhiko Kobayashi 2007-07-17
7245383 Optical image measuring apparatus for obtaining a signal intensity and spatial phase distribution of interference light Kinpui Chan, Masahiro Akiba, Hiroyuki Otsuka, Hisashi Tsukada 2007-07-17
7241982 Optical image transmitting system, optical image transmitting apparatus, optical image receiving apparatus, and optical image transmitting method Kinpui Chan, Masahiro Akiba, Hiroyuki Otsuka, Hisashi Tsukada 2007-07-10
7159984 Subjective optometric apparatus Yukihiro Noda, Yasuo Kato 2007-01-09
7152976 Apparatus for simulating processing of eyeglass lenses Takeyuki Kato 2006-12-26
7088439 Lens meter Takeyuki Kato, Eiichi Yanagi 2006-08-08
7010146 Database constructing system Takeyuki Kato, Narumi Machida 2006-03-07
6950180 Lens meter Takeyuki Kato, Eiichi Yanagi 2005-09-27
6937328 Method for measuring refractive power and apparatus therefor Takeyuki Kato 2005-08-30
6844925 Apparatus for measuring refractive power Eiichi Yanagi 2005-01-18
6814441 Apparatus for measurement of polarized distribution, polarizing filter for using therein and polarizing filter assembly Kazuhiko Ohnuma, Hidetaka Aeba 2004-11-09
6778264 Lens meter Takeyuki Kato, Eiichi Yanagi 2004-08-17
6749303 Optometry apparatus and diffraction grating plate used in the same Yasuo Kato, Makoto Fujino 2004-06-15
6726326 Observation apparatus Hidetaka Aeba 2004-04-27
6634754 Eyeglass frame selecting system Takeyuki Kato 2003-10-21
6629761 Eye characteristic measuring apparatus Yoko Hirohara, Toshifumi Mihashi 2003-10-07
6540357 Glaucoma diagnosis apparatus Kazuhiko Ohnuma, Hidetaka Aeba 2003-04-01
6540692 Optical characteristic measuring apparatus Toshifumi Mihashi 2003-04-01
6428301 Lens molding apparatus and lens molding tool Takeyuki Kato 2002-08-06
6409342 Glaucoma diagnosis apparatus and recording medium for glaucoma diagnosis Kazuhiko Ohnuma, Hidetaka Aeba 2002-06-25
6234978 Optical characteristic measuring apparatus Toshifumi Mihashi 2001-05-22