Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7427221 | Method of and apparatus for aerating bodies of water | Charles Gamber | 2008-09-23 |
| 7150239 | Method for aerating bodies of water | Charles Gamber | 2006-12-19 |
| 4271559 | Toner clean-off head | — | 1981-06-09 |
| 4271417 | Electrographic imaging with non-sequential electrode actuation | Chad Moore | 1981-06-02 |
| 4198923 | Toning apparatus for electrostatic printing and plotting machines | — | 1980-04-22 |