Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11306717 | Co-rotational scroll machine | Jürg Schiffmann | 2022-04-19 |
| 4315596 | Energy conservation system for inns, hotels, and motels | Philip R. Johnson, Donald E. Sodaro | 1982-02-16 |