Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6564520 | Sheet-like masonry block drainage system | Donald A. Starke, John A. Striednig, Robert F. Jenkins | 2003-05-20 |
| 5496615 | Waterproofing membrane | Robert F. Jenkins, Christopher Buss, Timothy J. Martin, Andre Gerber, Peter C. Colarusso | 1996-03-05 |
| 5316848 | Waterproofing membrane | Robert F. Jenkins | 1994-05-31 |
| 5263792 | Finned subterranean drainage device and method for fabricating the same | Everett Davis, Sr. | 1993-11-23 |