TK

Tomoko Kawano

Sumitomo Electric Industries: 2 patents #9,741 of 21,551Top 50%
Overall (All Time): #2,223,482 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6242134 Method of producing positive active material for non-aqueous electrolyte secondary batteries Takafumi Fujiwara, Shoichiro Watanabe, Shigeo Kobayashi, Akira Hashimoto, Yasuhiko Shoji 2001-06-05
6193946 Process for the preparation of a lithium composite metal oxide Shigeo Kobayashi, Shoichiro Watanabe, Takafumi Fujiwara, Akira Hashimoto, Yasuhiko Syoji 2001-02-27