Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4545311 | Thread tensioning device for a sewing machine | Robert H. Larsen, Donald Rodda | 1985-10-08 |
| 4488499 | Replaceable hook point and needle guard for sewing machine loop taker | Thaddeus J. Zylbert | 1984-12-18 |
| 4453480 | Thread tensioning module for a sewing machine | Robert H. Larsen | 1984-06-12 |
| 4389955 | Thread holding finger for bobbin winding mechanism of a sewing machine | Robert H. Larsen | 1983-06-28 |
| 4372502 | Adjustable thread tensioning device for a sewing machine | Robert H. Larsen | 1983-02-08 |
| 4248169 | Intermittently operable needle thread snubber | John R. MacInnes, Robert H. Larsen | 1981-02-03 |