SY

Shouichi Yoshikawa

AC Asmo Co.: 4 patents #112 of 745Top 20%
Sumitomo Electric Industries: 2 patents #9,741 of 21,551Top 50%
HC Hitachi Chemical Company: 1 patents #1,071 of 1,946Top 60%
📍 Yonago, JP: #21 of 127 inventorsTop 20%
Overall (All Time): #866,734 of 4,157,543Top 25%
6
Patents All Time

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
8035272 Carbon brush with raw graphite particles Fukumi Akatsu 2011-10-11
7268457 Insulator, armature and rotary electric machine Takeo Noda, Yousuke Natsume, Osamu Kubota, Shigeo Nishio 2007-09-11
6710493 Dynamo-electric machine having tapered magnets secured to yoke Takeo Noda, Akihiko Suzuki, Yasushi Ueda, Toshimoto Ito 2004-03-23
6580193 Rotary electric machine and manufacturing method therefor Yasushi Ueda, Yoshiaki Matsuura, Yoshiyuki Matsushita, Kouji Niimi, Sumiyoshi Kamogawa +2 more 2003-06-17
6016238 Spindle motor for driving disk Shinya Yukino, Masahiro Naba 2000-01-18
5834868 Spindle motor Yasushi Abe 1998-11-10