MK

Masatsugu Kijima

TK Tokyo Kogaku Kikai: 1 patents #65 of 143Top 50%
TO Topcon: 1 patents #425 of 684Top 65%
Overall (All Time): #2,319,473 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5057102 Contrast adjustor for aiming laser Yuko Tomioka, Hiroshi Koizumi 1991-10-15
4692924 Laser treatment apparatus Hiroshi Koizumi, Sinya Tanaka 1987-09-08