Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4349070 | Tube mat heat exchanger | Michael F. Zinn, Ronald W. Leonard | 1982-09-14 |
| 4270596 | Tube mat heat exchanger | Michael F. Zinn, Ronald W. Leonard | 1981-06-02 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4349070 | Tube mat heat exchanger | Michael F. Zinn, Ronald W. Leonard | 1982-09-14 |
| 4270596 | Tube mat heat exchanger | Michael F. Zinn, Ronald W. Leonard | 1981-06-02 |