Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6634135 | Bifurcated double hook soft bodied fishing lure | — | 2003-10-21 |
| 6607630 | Print bonded multi-ply tissue | Gerald C. Bartman, Joseph M. Celmer, Michael Lee Bloedorn | 2003-08-19 |
| 5718827 | Paper filter for removing metal cations | Joseph D. Wahlquist, Gerald W. Tumanic | 1998-02-17 |
| 5554288 | Disposable filters and manufacturing process | Joseph D. Wahlquist, Gerald W. Tumanic | 1996-09-10 |
| 5388367 | Sheath-guard | — | 1995-02-14 |