Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| D347503 | Trailer ramp | Frederick W. Taht | 1994-05-31 | |
| 5210783 | Penetrameter and method of use | — | 1993-05-11 | $4,724,000 |
| 4411706 | Method and apparatus for eliminating dust from ink jet printers | John D. Thomas | 1983-10-25 | $6,689,000 |
| 4362572 | Method and apparatus for cleaning ink jet printer heads | — | 1982-12-07 | $6,049,000 |
| 4346393 | Matrix printer employing a special character font | John M. Chambors | 1982-08-24 | $1,872,000 |
| 4344079 | System for matrix printing | John M. Chambors | 1982-08-10 | $1,673,000 |
| 4288069 | Cam operated document stop for high speed item sorter | John D. Thomas | 1981-09-08 | $4,532,000 |
| 4243330 | Dot printer adjustable endless loop ribbon cartridge transport apparatus | Anthony Horak, Frederick G. Krebs, Louis R. Brown | 1981-01-06 | $4,882,000 |