Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4829643 | Apparatus and method for automatically securing borderwires on mattress innersprings | Donald B. Ayres, Glenn Gustafson | 1989-05-16 |
| 4815182 | Apparatus and method for automatically securing borderwires on mattress innersprings | Donald B. Ayres | 1989-03-28 |
| 4724590 | Apparatus and method for automatically securing borderwires on mattress innersprings | Donald B. Ayres | 1988-02-16 |
| 4546528 | Clip wrapping tool apparatus | — | 1985-10-15 |
| 4472849 | Bedspring assembly with novel border wire and method of forming the latter | — | 1984-09-25 |