Patents per Year
Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 6647907 | Chain stitch machine | — | 2003-11-18 | |
| 5648763 | Method and apparatus for global position responsive security system | — | 1997-07-15 | $5,346,000 |
| 5209855 | Continuous acid washing of polymer resin with controlled metering of acid | Dale M. Solaas, Donald E. Cummins, Glenn W. Kile | 1993-05-11 | $5,727,000 |
| 5051723 | Signalling system with ambient condition reference monitoring | Daniel R. Asmussen, Martin Kenney | 1991-09-24 | |
| 4643261 | Motor grader with supplementary surface treatment attachment | — | 1987-02-17 | |
| 4242561 | Electric seam weld monitoring apparatus and method | — | 1980-12-30 | $2,273,000 |
| 4189925 | Method of storing electric power | — | 1980-02-26 | $2,798,000 |