Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4275569 | Internal cooling of heat exchanger tubes | Richard R. Mayers, Dennis A. Chojnacki | 1981-06-30 |
| 4249893 | Internal cooling of heat exchanger tubes | Richard R. Mayers, Dennis A. Chojnacki | 1981-02-10 |
| 4247284 | Internal cooling of heat exchanger tubes | Richard R. Mayers, Dennis A. Chojnacki | 1981-01-27 |
| 4211088 | Internal cooling of heat exchanger tubes | Richard R. Mayers, Dennis A. Chojnacki | 1980-07-08 |