Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7628407 | Compressed gas cylinder cart with a fire and heat resistant barrier | — | 2009-12-08 |
| 6869475 | Calcium silicate insulating material containing blast furnace slag cement | — | 2005-03-22 |
| 6840994 | Calcium silicate insulating material containing alumina silica microspheres | Bryan K. Doerr, Michael W. Borski | 2005-01-11 |
| 6692678 | Calcium silicate insulating material containing alumina silica microspheres | Bryan K. Doerr, Michael W. Borski | 2004-02-17 |
| 5073199 | Insulating material containing pitch based graphite fiber | Norman Scheffer | 1991-12-17 |
| 4731917 | Staple gun application of vinyl siding | — | 1988-03-22 |
| 4435933 | Vinyl siding attachment | — | 1984-03-13 |
| 4435938 | Vinyl siding attachment | Edward J. Rutkowski | 1984-03-13 |