Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4884517 | Method and apparatus for button sewing | Hideo Asao, Satoru Yamazi | 1989-12-05 |
| 4854252 | Method for button sewing | Hideo Asao, Satoru Yamazi | 1989-08-08 |
| 4712493 | Button sewing machine | Hideo Aso, Hirohisa Fujino | 1987-12-15 |
| 4565047 | Apparatus for packaging folded hosiery | Masao Nishikawa | 1986-01-21 |