Issued Patents 2022
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11534030 | Multi-gas pressurized housing apparatus and method of manufacture thereof | W. Davis Lee, Warren R. Kirsch | 2022-12-27 |
| 11432684 | Profi-cartridge apparatus and methods of use thereof | Warren R. Kirsch, W. Davis Lee | 2022-09-06 |