TK

Tetsu Koyama

OC Oki Electric Industry Co.: 2 patents #2 of 30Top 7%
📍 Tokyo, CA: #93 of 251 inventorsTop 40%
Overall (2023): #102,539 of 537,848Top 20%
2
Patents 2023

Issued Patents 2023

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
D998033 Image drum cartridge Yoshihiro Goto, Hisatoshi Saito, Shingo Shimada, Akira Saito, Hiroki Haruyama 2023-09-05
D984529 Image drum cartridge Yoshihiro Goto, Hisatoshi Saito, Shingo Shimada, Akira Saito, Hiroki Haruyama 2023-04-25