SH

Shinji Hamada

Sumitomo Electric Industries: 2 patents #217 of 2,038Top 15%
Overall (1997): #24,473 of 185,788Top 15%
2
Patents 1997

Issued Patents 1997

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5663007 Sealed storage battery and method for manufacturing the same Munehisa Ikoma, Akinori Yokota, Hiromu Matsuda, Kanji Takata 1997-09-02
5663008 Module battery of sealed alkaline storage battery Shinichi Shimakawa, Hiromu Matsuda, Manabu Kakino, Munehisa Ikoma 1997-09-02