Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6498313 | Electrostatic particle separation system, apparatus, and related method | John M. Stencel, James K. Neathery, Heng Ban, Dennis Finseth | 2002-12-24 |
| 6323451 | Particle separation system using parallel multistage electrostatic separators | John M. Stencel, James K. Neathery, Heng Ban, Dennis Finseth | 2001-11-27 |
| 5944875 | Triboelectric separator with mixing chamber and pre-separator | John M. Stencel, Heng Ban, James K. Neathery, Tianxiang Li | 1999-08-31 |
| 5938041 | Apparatus and method for triboelectrostatic separation | John M. Stencel, Heng Ban, James K. Neathery | 1999-08-17 |
| 5755333 | Method and apparatus for triboelectric-centrifugal separation | John M. Stencel, Heng Ban, Dennis Finseth | 1998-05-26 |
| D256185 | Face plate for a belt buckle | Alfred W. Danat | 1980-08-05 |
| D256186 | Face plate for a belt buckle | Alfred W. Danat | 1980-08-05 |
| D256068 | Face place for a belt buckle | Alfred W. Danat | 1980-07-29 |