Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5189968 | Digital controller with A.C. induction drive for sewing machines | — | 1993-03-02 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5189968 | Digital controller with A.C. induction drive for sewing machines | — | 1993-03-02 |