Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6032613 | Biological treatment system for gaseous waste | Mark D. Reeves | 2000-03-07 |
| 5295514 | Cellulose aminomethanate sausage casings | Douglas J. Bridgeford | 1994-03-22 |
| 5229506 | Preparation of cellulose aminomethanate | Douglas J. Bridgeford | 1993-07-20 |
| 5215125 | Cellulose aminomethanate sausage casings | Douglas J. Bridgeford | 1993-06-01 |
| 4997933 | Cellulose aminomethanate by acid neutralization | — | 1991-03-05 |
| 4997934 | Cellulose aminomethanate by weight loss monitoring | — | 1991-03-05 |
| 4789006 | Cellulose aminomethanate sausage casings | Douglas J. Bridgeford | 1988-12-06 |
| 4463778 | Sausage casing formed from regenerated cellulose with an internal vinyl acetate coating | Henry E. Judd, Arthur M. Dowell, Jr. | 1984-08-07 |