NU

Norio Umezawa

Sumitomo Electric Industries: 7 patents #3,987 of 21,551Top 20%
AK Abb K.K.: 1 patents #24 of 44Top 55%
📍 Echizen, JP: #47 of 298 inventorsTop 20%
Overall (All Time): #664,357 of 4,157,543Top 20%
8
Patents All Time

Issued Patents All Time

Showing 1–8 of 8 patents

Patent #TitleCo-InventorsDate
6338441 Automatic painting device Toshio Hosoda, Osamu Yoshida, Toshiaki Nakano 2002-01-15
5398564 Torque transmission unit of motor Teruyuki Yoshida 1995-03-21
5264749 Electric motor with adhesively mounted magnet yoke Kenichi Maeda, Youji Maki 1993-11-23
5003836 Worm gear motor with a built-in sensor Teruyuki Mitsugu 1991-04-02
4748865 Device for absorbing impulsive torque in motor with worm gear Yohji Maki, Katsuhiro Murano 1988-06-07
D294141 Electric motor Takemi Ueda, Norimasa Kondoh 1988-02-09
4677335 Axial gap type coreless electric motor with noise reduction Takemi Ueda 1987-06-30
4638203 Attachment structure for brush holder springs Yohji Maki 1987-01-20