Issued Patents All Time
Showing 1–20 of 20 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12006726 | Multi-threat mitigation security apparatus for protecting personnel, assets and critical infrastructure | Allan R. Mangold | 2024-06-11 |
| 11702856 | Multi-threat mitigation security apparatus for protecting personnel, assets and critical infrastructure | Allan R. Mangold | 2023-07-18 |
| 7658980 | Tamper-indicating printable sheet for securing documents of value and methods of making the same | Richard J. Kuo, Mathias Detjen, Brian W. Dunne, Paul E. Marecki, Tadesse G. Nigatu | 2010-02-09 |
| 7468406 | Stabilization of fluorescent dyes in vinyl articles using hindered amine light stabilizers | Lee A. Pavelka, Vera L. Lightle, James C. Coderre | 2008-12-23 |
| 7449514 | Stabilization of fluorescent dyes in vinyl articles using hindered amine light stabilizers | Lee A. Pavelka, Vera L. Lightle, James C. Coderre | 2008-11-11 |
| 6526588 | Stabilization of fluorescent dyes in vinyl chloride articles using hindered amine light stabilizers | Lee A. Pavelka, Vera L. Lightle, James C. Coderre | 2003-03-04 |
| 6406798 | Stabilization of fluorescent dyes in vinyl articles using hindered amine light stabilizers | Lee A. Pavelka, Vera L. Lightle, James C. Coderre | 2002-06-18 |
| 6110566 | Stabilization of fluorescent dyes in vinyl articles using hindered amine light stabilizers | Lee A. Pavelka, Vera L. Lightle, James C. Coderre | 2000-08-29 |
| 6057029 | Protective window shield for blast mitigation | Eugene Demestre, T. Jameson Stott | 2000-05-02 |
| 5889615 | Dual axis retroreflective articles | John F. Dreyer, Jr., Vera L. Lightle | 1999-03-30 |
| 5791416 | Well completion device and method of cementing | Stephen B. Mitchell | 1998-08-11 |
| 5190379 | Bearings for roller cutter assembly | — | 1993-03-02 |
| 5186267 | Journal bearing type rock bit | — | 1993-02-16 |
| 5185102 | Polymeric charge transfer complexes for nonlinear optical applications | Roberta E. Harelstad, Cecil V. Francis | 1993-02-09 |
| 5183123 | Indicating means for a rock bit lubricating system | — | 1993-02-02 |
| 5016719 | Rotary cone type rock bits | — | 1991-05-21 |
| 4793425 | Profiled body roller-reamer stabilizer | — | 1988-12-27 |
| 4572589 | Journal bearing | — | 1986-02-25 |
| RE30952 | Percussion drill bit | — | 1982-06-01 |
| 4324057 | Pin type tooth retention system | — | 1982-04-13 |