Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12070428 | Deflating rectangular bag with release valve, and method for use to lower a casket into a front- or side-facing subterranean crypt | David A. Yearsley | 2024-08-27 |
| 11273093 | Deflating rectangular bag with release valve, and method for use to lower a casket into a front- or side-facing subterranean crypt | David A. Yearsley | 2022-03-15 |