HF

Hisao Fujinuma

TO Topcon: 3 patents #244 of 684Top 40%
Overall (All Time): #1,626,190 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6019669 Lens shape measuring apparatus Ikuo Kitao, Yoshiyuki Hatano, Toshihiro Iwai, Takeshi Nakamura, Shinji Uno +1 more 2000-02-01
5984763 Lens shape measuring apparatus Ikuo Kitao, Yoshiyuki Hatano, Toshihiro Iwai, Takeshi Nakamura, Shinji Uno +1 more 1999-11-16
5895314 Lens shape measuring apparatus Ikuo Kitao, Yoshiyuki Hatano, Toshihiro Iwai, Takeshi Nakamura, Shinji Uno +1 more 1999-04-20