HM

Hiromu Matsuda

Sumitomo Electric Industries: 4 patents #41 of 2,038Top 3%
Overall (1997): #8,006 of 185,788Top 5%
4
Patents 1997

Issued Patents 1997

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
5663007 Sealed storage battery and method for manufacturing the same Munehisa Ikoma, Akinori Yokota, Shinji Hamada, Kanji Takata 1997-09-02
5663008 Module battery of sealed alkaline storage battery Shinichi Shimakawa, Shinji Hamada, Manabu Kakino, Munehisa Ikoma 1997-09-02
5656396 Alkaline storage battery Tadao Kimura, Katsunori Komori, Yoshinori Toyoguchi, Hiromi Kajiya 1997-08-12
5601946 Rectangular sealed alkaline storage battery and module battery thereof Yohei Hattori, Nobuyasu Morishita, Munehisa Ikoma 1997-02-11