Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6446989 | Pin drive wheelbarrow | — | 2002-09-10 |
| 6053511 | Non-postural change two feet braking for roller skates | — | 2000-04-25 |
| 4673143 | Hand-held fishing reel | — | 1987-06-16 |
| 4671031 | Three dimensional protective panel for window or door pane | — | 1987-06-09 |
| 4628929 | Retractable blade bleeding time device | Zindel Herbert Heller, Fred K. White | 1986-12-16 |
| 4498684 | Manupedal bicycle | — | 1985-02-12 |
| 4440301 | Self-stacking reagent slide | — | 1984-04-03 |
| 4417742 | Manupedal bicycle | — | 1983-11-29 |
| 4318189 | Simulated knotted necktie | — | 1982-03-09 |
| D260052 | Racquet display case | — | 1981-08-04 |