TH

Tetsutaro Hayashi

SC Sumitomo Metal Mining Co.: 3 patents #5 of 64Top 8%
📍 Niihama, JP: #5 of 36 inventorsTop 15%
Overall (2025): #45,069 of 469,880Top 10%
3
Patents 2025

Issued Patents 2025

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
12381218 Positive electrode active material for lithium ion secondary battery and lithium ion secondary battery Willy Shun Kai Bong, Shinsuke Suganuma, Toshihiro Kato 2025-08-05
12315916 Positive electrode active material for lithium ion secondary battery and lithium ion secondary battery Willy Shun Kai Bong, Shinsuke Suganuma, Toshihiro Kato 2025-05-27
12315924 Positive electrode active material for lithium ion secondary battery and lithium ion secondary battery Willy Shun Kai Bong, Toshihiro Kato 2025-05-27