Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D799714 | Centrifugal fan housing | Dale H. Killen, Ling-Zhong Zeng, Peter R. Nedved, Garrett M. Stroot, Randall A. Maro | 2017-10-10 |
| 7473168 | Conveyor feeder house chain slat | Ryan P. Mackin, Mark Edward Payne | 2009-01-06 |
| 6979261 | Dust reducing airflow diverter for combine | Brian M. Lobdell, Corwin M. Puryk, Janet Rose Maas | 2005-12-27 |
| 5678511 | Bathing device for pets | — | 1997-10-21 |
| 5154019 | Trimless door frame | — | 1992-10-13 |
| 5098213 | Static ball joint | — | 1992-03-24 |
| 4869087 | Door security bracket | — | 1989-09-26 |
| 4819392 | Metal frame system | — | 1989-04-11 |
| 4619540 | Spring pivot joint for mannequin | Robert H. Day | 1986-10-28 |
| 4249830 | Concealed releasable frame structure | — | 1981-02-10 |
| 4227724 | Security bar lock | — | 1980-10-14 |