YI

Yoshinori Iwaizono

Sumitomo Electric Industries: 3 patents #364 of 3,885Top 10%
📍 Okayama, JP: #4 of 134 inventorsTop 3%
Overall (2003): #18,870 of 273,478Top 7%
3
Patents 2003

Issued Patents 2003

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6577105 Circuit and device for protecting secondary battery 2003-06-10
6524732 Rechargeable battery with protective circuit Shoji Konishi, Shigeru Kajiwara, Takeshi Ishimaru, Masaru Kawabe, Katsuyuki Shirasawa 2003-02-25
6524739 Secondary battery Kenjin Masumoto, Seiichi Mizutani, Katsuhiko Mori, Tomiya Ishimaru 2003-02-25