MH

Mineki Hayafuji

TO Topcon: 8 patents #103 of 684Top 20%
Overall (All Time): #658,948 of 4,157,543Top 20%
8
Patents All Time

Issued Patents All Time

Showing 1–8 of 8 patents

Patent #TitleCo-InventorsDate
7341349 Ophthalmologic apparatus and ophthalmologic chart Yasufumi Fukuma, Kohji Nishio, Takefumi Hayashi, Eiichi Yanagi, Noriyuki Nagai +4 more 2008-03-11
6190317 Non-contact type tonometer 2001-02-20
5964704 Intraocular pressure measuring apparatus 1999-10-12
5776061 Noncontact tonometer 1998-07-07
5634463 Noncontact type tonometer 1997-06-03
5614966 Ophthalmologic instrument Hiroshi Iijima 1997-03-25
5195961 Aspirator Susumu Takahashi, Yoshihiro Takahashi 1993-03-23
5106364 Surgical cutter Yoshihiko Hanamura, Satoru Niimura 1992-04-21