Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6269983 | Metered material dispenser | Clint Jones, Victor J. DesRosiers, James E. Johanson, Fedor Baranov, James P. Stevens +2 more | 2001-08-07 |
| 5942114 | Filter sleeve for tubular filter core | — | 1999-08-24 |
| 5699683 | Filter sleeve for tubular filter core | — | 1997-12-23 |
| 5227178 | Independent-stroke ejection system | — | 1993-07-13 |