FY

Fumihiko Yoshii

Sumitomo Electric Industries: 2 patents #217 of 2,038Top 15%
Overall (1997): #40,519 of 185,788Top 25%
2
Patents 1997

Issued Patents 1997

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5700596 Nickel hydroxide active material powder and nickel positive electrode and alkali storage battery using them Munehisa Ikoma, Norikatsu Akutsu, Masashi Enokido, Hideo Kaiya, Shingo Tsuda 1997-12-23
5637416 Cylindrical battery Hitoshi Mikuriya, Kaoru Okinaga, Katsuhiro Okamoto, Masaru Watanabe 1997-06-10