RS

Ryoko Shibuya

OC Oki Electric Industry Co.: 1 patents #1,459 of 2,807Top 55%
Overall (All Time): #3,932,310 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4846542 Optical switch matrix Hideaki Okayama, Akio Matoba, Nobuo Kobayashi, Issei Asabayashi, Kiyoshi Nagai 1989-07-11