Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6244633 | Self-sealing collar for use in heating and air conditioning systems | — | 2001-06-12 |
| 6148854 | System for leak detection from underground and aboveground fuel storage tanks | William R. Major, Leslie Ann Karr, John Anthony Norbutas, Frank Dellalibera, Kit Leroy Mack | 2000-11-21 |
| H402 | High energy absorbing prestressed concrete fender piles and fendering | Robert W. Julian, Robert F. Mast, Joseph R. Schlechten, Manfred H. Zinserling | 1988-01-05 |