YK

Yoshiyuki Kumakura

FC Fuji Photo Optical Co.: 2 patents #214 of 509Top 45%
Overall (All Time): #2,345,611 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4710216 Method of making flexible optical fiber bundle Yuho Harada, Tsutomu Maruyama, Shigeo Kuwayama 1987-12-01
4453962 Method of manufacturing a flexible optical fiber bundle Yuho Harada, Tsutomu Maruyama, Shigeo Kuwayama 1984-06-12