Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5957396 | Mounting assembly for spray gun with anti-back-ionization probe | Gerald W. Crum, Alan J. Knobbe | 1999-09-28 |
| 5582347 | Particle spray apparatus and method | Alan J. Knobbe, Terrence M. Fulkerson, John B. Wolanin | 1996-12-10 |
| 5402940 | Tribo-electric powder spray gun | Alan J. Knobbe, Gerald W. Crum | 1995-04-04 |
| 5395046 | Hand-held spray gun with replaceable handle | Alan J. Knobbe, Gerald W. Crum | 1995-03-07 |
| 5344082 | Tribo-electric powder spray gun | Alan J. Knobbe, Gerald W. Crum | 1994-09-06 |