Issued Patents All Time
Showing 26–33 of 33 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4887307 | Speed control apparatus for electric motor | Takashi Nakamura | 1989-12-12 |
| 4841206 | Speed control device for an electronic sewing machine | Takeshi Kongo | 1989-06-20 |
| 4480561 | Electronic sewing machine with trouble diagnosing function | Hachiro Makabe, Haruhiko Tanaka, Takeshi Kongoh | 1984-11-06 |
| 4456859 | Sewing machine drive motor control system | Kazuo Watanabe, Hachiro Makabe, Michio Hisatake, Kazuji Yamamoto | 1984-06-26 |
| 4417188 | Pulse motor driving system | Hachiro Makabe, Haruhiko Tanaka | 1983-11-22 |
| 4403560 | Electronic sewing machine | Hachiro Makabe, Yoshitaka Takahashi | 1983-09-13 |
| 4331890 | Touch switch | Yoshimitsu Makino | 1982-05-25 |
| 4323833 | Sewing machine drive motor control system | Kazuo Watanabe, Hachiro Makabe, Michio Hisatake, Kazuji Yamamoto | 1982-04-06 |