FY

Fumio Yamakawa

IC Idemitsu Kosan Co.: 1 patents #52 of 151Top 35%
TO Toyota: 1 patents #1,392 of 3,956Top 40%
Overall (2021): #453,211 of 548,734Top 85%
1
Patents 2021

Issued Patents 2021

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
11183708 Method for producing sulfide solid electrolyte and sulfur-based material Ryo Aburatani, Masahiro Iwahara, Takuo Yanagi, Takumi Tanaka 2021-11-23