YW

Yasuyuki Wachi

HI Hitachi: 6 patents #6,582 of 28,497Top 25%
HC Hitachi Chemical Company: 3 patents #513 of 1,946Top 30%
Overall (All Time): #896,678 of 4,157,543Top 25%
6
Patents All Time

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
4409508 Brush holder with coated clamp for dynamo-electric machine Norihiro Ooki, Noriyoshi Takahashi, Yoshio Takikawa, Norio Yamakawa, Shoji Motegi 1983-10-11
4355254 Brush holding device for electric rotary machine Norihiro Oki, Shoji Motegi, Yoshio Takikawa, Norio Yamakawa 1982-10-19
4316113 Electric rotary machine Masaki Sato, Hironori Okuda, Motoya Ito, Yuji Makino, Noriyoshi Takahashi +1 more 1982-02-16
4296346 Brush holding apparatus for rotary electric machine Norihiro Ooki, Shoji Motegi, Yoshio Takikawa, Norio Yamakawa 1981-10-20
4274021 Liquid cooled stator winding for a rotary electric machine having reduced thermal elongation stresses Hiroyuki Kamiya, Seiji Watanabe, Masatosi Taniguchi, Tomokichi Okawara, Fumitake Aki 1981-06-16
4274027 Salient pole rotor with shielding rods between adjacent poles Shigeo Higuchi, Tsutomu Iwasaki, Koji Sato, Yukio Hirama, Masatoshi Watanabe +1 more 1981-06-16