Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11052722 | Air-conditioning system | — | 2021-07-06 |
| 10717338 | Heating and cooling module | Gottfried Duerr, Herbert Hofmann | 2020-07-21 |
| 10625572 | Heating/cooling module | Gottfried Duerr, Herbert Hofmann | 2020-04-21 |
| 9682611 | Air conditioning system | — | 2017-06-20 |
| 4799518 | Machine for sequential manufacture of incandescent lamp filaments | — | 1989-01-24 |