Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12092220 | Pipe floor/wall penetration bellows seal | — | 2024-09-17 |
| 11221075 | Pipe floor/wall penetration bellows seal | — | 2022-01-11 |
| 10458575 | Flexible pipe loop | — | 2019-10-29 |
| 8033576 | Pipe guide for expansion joint | — | 2011-10-11 |
| 5803506 | Flexible pipe loop | Robert J. Walsh | 1998-09-08 |