Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6582714 | Article for insert control by passive evaporation of an active ingredient | Robert R. Emmrich, Thomas A. Lajiness | 2003-06-24 |
| 6078728 | Volatile carrier for use with a heating device | Lynn M. O'Rourke, Brian T. Davis, John Gatzemeyer | 2000-06-20 |
| 5058523 | Warning device | Frederick C. Hansen | 1991-10-22 |
| 4936244 | Warning device | Frederick C. Hansen | 1990-06-26 |
| 4901674 | Multi-sectional powder emitting animal collar and method of making | Donald W. Bushman, Marissa A. Klapwald | 1990-02-20 |
| 4900876 | Powder emitting animal collar and method of making | Donald W. Bushman, Marissa A. Klapwald | 1990-02-13 |