Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5127109 | Pantyhose | Linda S. Heitzman-Powell | 1992-07-07 |
| 4865380 | Universal portable seat cushion w/retractable sunshade device for seated-person | Linda S. Heitzman-Powell | 1989-09-12 |