Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D345964 | Computer system unit | Charles D. Hultgren, James L. Schlemmer, Dan G. Luce, Lindsay Gupton | 1994-04-12 |
| 4846106 | Method and apparatus for detecting standing heat in cattle | — | 1989-07-11 |
| 4635587 | Method and apparatus for detecting standing heat in cattle | — | 1987-01-13 |