Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9015926 | Method for producing a motor rotor | Masayuki Matsushita, Koji Matsuno | 2015-04-28 |
| 5076086 | Thread rolling apparatus | Shoji Ikawa, Shuhei Noro | 1991-12-31 |
| 4691551 | Rolling method and rolling tools | Minoru Haga, Shinobu Kaneko, Shoji Ikawa, Yasuhide Nakamura, Mitsuo Saito | 1987-09-08 |
| 4689864 | Method of making valve sleeves | Nobuo Fukuma, Hisayasu Hasegawa, Kunio Hayashi, Yoshihiro Tokudome | 1987-09-01 |
| 4633696 | Thread rolling method | Shoji Ikawa, Shinobu Kaneko | 1987-01-06 |