IU

Ichiro Usui

MC Mitsumi Electric Co.: 2 patents #346 of 935Top 40%
YC Yutaka Giken Co.: 2 patents #20 of 161Top 15%
Overall (All Time): #1,205,835 of 4,157,543Top 30%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
9416845 Damper with torque limiter Takanori Makita 2016-08-16
8371948 Flywheel device Hiroyuki Saito 2013-02-12
5349263 Pointing device suitable for miniaturization Sumio Katayama, Junichi Iwasaki, Shuichi Toi, Takashi Yanase 1994-09-20
5349370 Signal processing circuit for a pointing device Sumio Katayama, Takashi Yanase 1994-09-20