TI

Tugiyasu Iwamaru

HM Hitachi Maxell: 2 patents #441 of 1,211Top 40%
📍 Ibaraki, JP: #3,280 of 6,779 inventorsTop 50%
Overall (All Time): #2,331,567 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4842965 Non aqueous electrochemical battery with explosion proof arrangement and a method of the production thereof Hisashi Urushiwara, Kenya Kazehara, Osamu Watanabe, Kenichi Sawada, Kiyoshi Sato +4 more 1989-06-27
RE30458 Dry cells Yoshio Uetani, Rokurou Ikebata, Takayuki Togo 1980-12-23