YN

Yasuhiro Numao

TC Tokyo Ohka Kogyo Co.: 1 patents #31 of 107Top 30%
Overall (2022): #203,497 of 548,613Top 40%
1
Patents 2022

Issued Patents 2022

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
11233245 Catalyst-layer forming apparatus Futoshi Shimai, Hiroshi Okonogi, Takayuki Hirao, Kimio Nishimura 2022-01-25