ZT

Zenzou Tozuka

OC Oki Electric Industry Co.: 1 patents #57 of 237Top 25%
Overall (1989): #39,015 of 140,708Top 30%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4851618 Keyboard Fumihiro Amino, Sadao Tachibana, Kazuo Aoki 1989-07-25