Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7060328 | Method of making a pre-greased collecting rod assembly for pollen and fungal spore sampling | Dennis E. Gebhard | 2006-06-13 |
| 6696288 | Pre-greased collecting rod assembly for pollen and fungal spore sampling and method of making it | Dennis E. Gebhard | 2004-02-24 |
| 4805280 | Method of joining metals of different physical properties | Wayne Godfrey | 1989-02-21 |
| 4238048 | Plug seal | — | 1980-12-09 |