Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9140055 | Multiseal door, method for sealing an enclosure | Jerry W. Skibinski, Saulius Gugis, Joseph C. Weibler | 2015-09-22 |
| 8677688 | Multiseal door, method for sealing an enclosure | Jerry W. Skibinski, Saulis Gugis, Joseph C. Weibler | 2014-03-25 |
| 6216963 | Device for regulating speed of deployment of sprinkler heads in preactive sprinkler systems | Douglas A. Bonfield | 2001-04-17 |
| 5921322 | Device for regulating speed of deployment of sprinkler heads in preactive sprinkler systems | Douglas A. Bonfield, Joseph J. Roling | 1999-07-13 |
| 5786547 | Door assembly for shielded room | — | 1998-07-28 |
| 5569878 | Door assembly for shielded room | — | 1996-10-29 |
| 4786758 | Door shield for shielded enclosure | — | 1988-11-22 |