Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4409508 | Brush holder with coated clamp for dynamo-electric machine | Noriyoshi Takahashi, Yasuyuki Wachi, Yoshio Takikawa, Norio Yamakawa, Shoji Motegi | 1983-10-11 |
| 4334159 | Slip ring cooling devices for electrical rotary machines | Shoji Motegi, Masatoshi Watanabe | 1982-06-08 |
| 4296346 | Brush holding apparatus for rotary electric machine | Shoji Motegi, Yasuyuki Wachi, Yoshio Takikawa, Norio Yamakawa | 1981-10-20 |