Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4993945 | Heated dental mirror | Benedict B. Kimmelman, Erhart E. Demand | 1991-02-19 |
| 4564310 | Resilient paving composition for playfields sports fields and recreation areas | Daniel N. Black, III, Thomas L. Kiley | 1986-01-14 |