YO

Yoshiaki Otsubo

NK Nippon Kogaku K.K.: 2 patents #156 of 382Top 45%
Overall (All Time): #2,353,801 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4525049 Motor driving device of a camera Harumi Ogawa, Fumito Obikawa, Toshio Koyama, Hiroshi Wakabayashi, Tadashi Otani 1985-06-25
4475801 Flashlight photography preparing device of a camera Hiroshi Wakabayashi, Tadashi Otani 1984-10-09