Patents per Year
Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 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 | $1,827,000 |
| 4271417 | Electrographic imaging with non-sequential electrode actuation | Chad Moore | 1981-06-02 | $4,172,000 |
| 4198923 | Toning apparatus for electrostatic printing and plotting machines | — | 1980-04-22 | $3,149,000 |