MT

Michio Tokunaga

Fujitsu Limited: 1 patents #159 of 509Top 35%
HI Hitachi: 1 patents #311 of 1,214Top 30%
NC Nippon Electric Co.: 1 patents #15 of 179Top 9%
NP Nippon Telegraph And Telephone Public: 1 patents #36 of 171Top 25%
OC Oki Electric Industry Co.: 1 patents #8 of 33Top 25%
📍 Zushi, JP: #4 of 16 inventorsTop 25%
Overall (1982): #41,909 of 81,411Top 55%
1
Patents 1982

Issued Patents 1982

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4315206 Current supply circuit for telephone exchange Ryoichi Okada, Hideo Mizutani, Koichi Hasegawa, Takaaki Osaki 1982-02-09