Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4922626 | Pizza delivery container and method | — | 1990-05-08 |
| 4697429 | Rapid chill refrigerator control | Michael S. Chandler | 1987-10-06 |
| 4662270 | Door jamb post and valved vent passage with heater | Nathan L. Coleman | 1987-05-05 |
| 4647223 | Cold storage room thermometer and back-up power supply | — | 1987-03-03 |