SM

Shoji Motegi

HI Hitachi: 3 patents #29 of 1,214Top 3%
HC Hitachi Chemical Company: 1 patents #5 of 49Top 15%
Overall (1982): #3,217 of 81,411Top 4%
3
Patents 1982

Issued Patents 1982

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
4355254 Brush holding device for electric rotary machine Norihiro Oki, Yasuyuki Wachi, Yoshio Takikawa, Norio Yamakawa 1982-10-19
4341971 Armature of electric rotating machine Kazuo Tohara, Seizi Yamashita, Takayuki Matsui, Noriyoshi Takahashi 1982-07-27
4334159 Slip ring cooling devices for electrical rotary machines Norihiro Ooki, Masatoshi Watanabe 1982-06-08