YO

Yoshifumi Ota

NG Nihon Shinku Gijutsu: 15 patents #2 of 128Top 2%
Sharp Kabushiki Kaisha: 6 patents #2,623 of 10,731Top 25%
TO Toyota: 4 patents #6,703 of 26,838Top 25%
OC Otsuka Chemical Co.: 1 patents #131 of 269Top 50%
RI Riken: 1 patents #679 of 1,824Top 40%
📍 Yachimata, JP: #1 of 18 inventorsTop 6%
Overall (All Time): #144,446 of 4,157,543Top 4%
27
Patents All Time

Issued Patents All Time

Showing 26–27 of 27 patents

Patent #TitleCo-InventorsDate
4581245 Method of manufacturing of abrasion resisting magnetic recording product Kyuzo Nakamura 1986-04-08
4412907 Ferromagnetic high speed sputtering apparatus Akio Ito, Kyuzo Nakamura, Taiki Yamada 1983-11-01