AO

Akira Ohya

YE Yokogawa Electric: 2 patents #398 of 1,441Top 30%
Overall (All Time): #2,330,800 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4850695 Test system for optical disks Kenta Mikuriya, Minoru Nakagawara, Hideo Hirukawa, Shoji Uehara 1989-07-25
4832487 Test system for optical disks Kenta Mikuriya, Masuo Hanawaka, Hideo Hirukawa, Shoji Uehara, Kenichi Yamakawa 1989-05-23