Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8100069 | Control device of sewing machine | Yasunori Ishii, Sen Mizuhara | 2012-01-24 |
| 7878132 | Sewing machine | Yasunori Ishii, Sen Mizuhara | 2011-02-01 |
| 4958580 | Sewing machine lateral feed apparatus | Masaharu Chikamura | 1990-09-25 |
| 4719868 | Sewing machine | Haruo Iwabuchi | 1988-01-19 |