Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4849902 | Stitch data processing apparatus for embroidery sewing machine | Masaaki Yokoe, Yoshikazu Kurono, Kouji Hayashi | 1989-07-18 |
| 4841891 | Data processing device and method for a sewing machine | Masaaki Yokoe, Yoshikazu Kurono, Koji Hayashi | 1989-06-27 |