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 51–75 of 114 patents

Patent #TitleCo-InventorsDate
7837328 Optical image-measuring device Hisashi Tsukada, Tsutomu Kikawa 2010-11-23
7828437 Fundus oculi observation device and fundus oculi image processing device Tsutomu Kikawa, Takashi Fujimura, Hiroyuki Aoki, Jun Suehiro 2010-11-09
7794083 Fundus oculi observation device and fundus oculi image display device Hisashi Tsukada, Koki Harumoto, Tsutomu Kikawa, Hiroyuki Otsuka 2010-09-14
7789511 Eye movement measuring apparatus, eye movement measuring method and recording medium Hiroyuki Aoki, Takashi Fujimura, Hisashi Tsukada, Tsutomu Kikawa 2010-09-07
7784941 Fundus observation device Hiroyuki Otsuka, Kazuhiko Yumikake 2010-08-31
7777893 Optical image measurement device Tsutomu Kikawa, Hiroaki Okada, Takefumi Hayashi, Hisashi Tsukada 2010-08-17
7756311 Optical image measuring device, optical image measuring program, fundus observation device, and fundus observation program Yoshiaki Yasuno, Toyohiko Yatagai, Hisashi Tsukada, Tsutomu Kikawa, Hiroyuki Aoki +1 more 2010-07-13
7641338 Fundus observation device Hiroyuki Aoki, Hisashi Tsukada, Tsutomu Kikawa 2010-01-05
7643154 Optical image measurement device Tsutomu Kikawa, Hiroaki Okada, Takefumi Hayashi, Hisashi Tsukada 2010-01-05
7604351 Optical image measurement device and optical image measurement method Hisashi Tsukada, Tsutomu Kikawa, Kazuhiko Yumikake 2009-10-20
7566128 Fundus observation device, fundus image display device and fundus observation program Hisashi Tsukada, Koki Harumoto, Hiroyuki Aoki, Tsutomu Kikawa 2009-07-28
7566132 Fundus observation device Hiroyuki Otsuka, Kazuhiko Yumikake, Hiroaki Okada, Yutaka Nishio 2009-07-28
7549746 Fundus observation device Hisashi Tsukada, Hiroaki Okada, Yutaka Nishio 2009-06-23
7548320 Optical image measuring apparatus Kinpui Chan, Masahiro Akiba, Hiroyuki Otsuka, Hisashi Tsukada 2009-06-16
7527378 Fundus observation device Hisashi Tsukada, Tsutomu Kikawa 2009-05-05
7492466 Optical image measuring apparatus and optical image measuring method Kinpui Chan, Masahiro Akiba, Hiroyuki Otsuka, Hisashi Tsukada, Kazuhiko Yumikake 2009-02-17
7458684 Fundus observation device Hisashi Tsukada, Tsutomu Kikawa 2008-12-02
7370966 Opthalmologic apparatus Hiroyuki Otsuka, Kazuhiko Yumikake 2008-05-13
7372578 Optical image measuring apparatus Masahiro Akiba, Kinpui Chan, Hiroyuki Otsuka, Hisashi Tsukada, Kazuhiko Yumikake 2008-05-13
7360897 Fundus examination apparatus Hisao Kikuta, Kazuhiko Ohnuma, Takashi Shioiri, Hidetaka Aeba 2008-04-22
7344246 Observation apparatus Toru Noda, Kazuhiko Onuma, Koji Nishio, Hidetaka Aeba, Yoshio Okazaki +2 more 2008-03-18
7345770 Optical image measuring apparatus and optical image measuring method for forming a velocity distribution image expressing a moving velocity distribution of the moving matter Kinpui Chan, Masahiro Akiba 2008-03-18
7341349 Ophthalmologic apparatus and ophthalmologic chart Kohji Nishio, Takefumi Hayashi, Eiichi Yanagi, Noriyuki Nagai, Yasuo Kato +4 more 2008-03-11
7292713 Eye test service system Takeyuki Kato, Narumi Machida 2007-11-06
7275823 Optometric device Kohji Nishio, Takefumi Hayashi, Noriyuki Nagai, Yasuo Kato 2007-10-02