YY

Yohtaro Yatsuzuka

KC Kokusai Denshin Denwa Co.: 1 patents #6 of 63Top 10%
Overall (1982): #21,622 of 81,411Top 30%
1
Patents 1982

Issued Patents 1982

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4341438 Light source arrangement in an optical communication system Norio Seki, Haruo Sakaguchi 1982-07-27