Issued Patents 2003
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6640734 | Lower thread winding device | Minoru Hayashi, Kiyoshi Matsuzawa, Fumio Wada, Hiroyuki Kotaki | 2003-11-04 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6640734 | Lower thread winding device | Minoru Hayashi, Kiyoshi Matsuzawa, Fumio Wada, Hiroyuki Kotaki | 2003-11-04 |