Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8603332 | Method of constructing septic system including pipe support | — | 2013-12-10 |
| 5961037 | Engine coolant thermostat with overtemperature protection | Robert L. Fiedler, Richard Louis Elkin, John E. Barrath | 1999-10-05 |
| 5027986 | Actuating valve for aerosol foam product | Irving C. Heinzel | 1991-07-02 |
| 4828325 | Method of making a custom fitted composite foamed cushion, a preform kit and the resultant product of the process | — | 1989-05-09 |
| 4475543 | Lumbosacral brace | Irving C. Heinzel | 1984-10-09 |
| 4450833 | Method of dimensioning a polyurethane foam bandage | Irving C. Heinzel | 1984-05-29 |
| 4427039 | Mechanical delivery system for a catalyst or the like | Irving C. Heinzel | 1984-01-24 |
| 4331134 | Combination foam/bandage dispenser for use in making a medical cast | Irving C. Heinzel | 1982-05-25 |
| 4309990 | Foam medical cast | Irving C. Heinzel | 1982-01-12 |