MI

Masaru Isono

TK Tokyo Kogaku Kikai: 2 patents #34 of 143Top 25%
TO Topcon: 2 patents #309 of 684Top 50%
Overall (All Time): #1,294,557 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
5317810 Clinometer Fumio Ohtomo, Susumu Saito 1994-06-07
5107106 Scanning and detecting optical device Isao Minegishi, Fumio Ohtomo, Akihiko Sekine 1992-04-21
4469416 Automatic focusing means for an ophthalmoscopic instrument 1984-09-04
4400070 Focus detecting device for opthalmologic instruments Kazuo Nunokawa, Masayuki Kondo, Shinzo Takada 1983-08-23