RY

Ryuta Yamawaki

NC Nidec Copal: 3 patents #42 of 172Top 25%
CL Copal Company Limited: 1 patents #52 of 139Top 40%
Sumitomo Electric Industries: 1 patents #13,249 of 21,551Top 65%
📍 Itabashi, JP: #47 of 173 inventorsTop 30%
Overall (All Time): #1,234,439 of 4,157,543Top 30%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
8242642 Vibration actuator Shin Odajima, Noboru Segawa, Yoshihide Tonogai, Tomoaki Hoshina 2012-08-14
7812491 Stepping motor Yoshinori Katada, Mitsuru Yanagisawa, Hideki Nakata, Masayuki Shiwa, Hideki Aikoh +1 more 2010-10-12
D538743 Small-sized motor Yoshinori Katada 2007-03-20
6317287 Motor with output shaft having lead screw portion and pre-load generating mechanism Tetsushi Yano, Toshio Sadamitsu, Yukinori Arai 2001-11-13