YS

Yasuharu Sakai

JC Japan Storage Battery Co.: 6 patents #9 of 170Top 6%
Overall (All Time): #885,618 of 4,157,543Top 25%
6
Patents All Time

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
6136464 Battery and safety device therefor Masayuki Wakabe, Jun Miura, Tetsuzo Kojima, Takao Maki 2000-10-24
5585207 Battery and safety device therefor Masayuki Wakabe, Jun Miura, Tetsuzo Kojima, Takao Maki 1996-12-17
4791833 Reduction gear mechanism for motor-driven drill incorporating speed changing mechanism Shinichi Segawa, Tadashi Yasui 1988-12-20
4475374 Small press Kazuhiro Matsui 1984-10-09
D272512 Electric pressure connecting machine Kazuhiro Matsui 1984-02-07
4418562 Control device for a small press Nobuaki Murai, Kiyotaka Nakano 1983-12-06