Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5477594 | Niche panel | — | 1995-12-26 |
| 4862655 | Mass interment system | Frank Hurless | 1989-09-05 |
| D300978 | Burial vault | William Bethune, Steven J. Pikor, Peter C. Bertleson | 1989-05-02 |
| 4788757 | Casket assembly | William Bethune, Steven J. Pikor, Peter C. Bertleson | 1988-12-06 |