KU

Kenji Umayahara

TO Toyota: 5 patents #236 of 4,092Top 6%
Overall (2022): #30,230 of 548,613Top 6%
5
Patents 2022

Issued Patents 2022

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
11489182 Fuel cell system Tetsuya Bono 2022-11-01
11367884 Hydrogen supply system, train and hydrogen supply method Shigeki TAKAIWA, Masahiro Yamakawa, Hideshi MIZUTANI, Takao Ozawa, Shigeyuki Suzuki 2022-06-21
11342568 Fuel cell vehicle and method using fuel cell vehicle Shigeki TAKAIWA, Masahiro Yamakawa, Hideshi MIZUTANI, Takao Ozawa, Shigeyuki Suzuki 2022-05-24
11285822 Electric power system and control method therefor Tomohiro Ogawa, Ryota Kawaguchi, Shota Okada 2022-03-29
11214151 Voltage control system with addition term and fuel cell system Yutaka Tano, Takahiro UMEHARA 2022-01-04