RY

Ryoji Yamaguchi

IC Iwatsu Electric Co.: 2 patents #1 of 8Top 15%
TO Toshiba: 1 patents #91 of 500Top 20%
Overall (1982): #3,296 of 81,411Top 5%
3
Patents 1982

Issued Patents 1982

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
D267179 Call processor for a telephone system Toshio Kurita 1982-12-07
D265087 Telephone unit Noboru Mihara 1982-06-22
4327287 Laser scanning apparatus Tutomu Saito 1982-04-27