Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5614230 | Apparatus for forming a curl on an end of a tubular member | Jeffrey Michael Weyenberg, Allan James Krueger | 1997-03-25 |
| 5571540 | Apparatus for crimping, pleating and forming a tip on a hollow tube | Jeffrey Michael Weyenberg, Richard R. Tews | 1996-11-05 |
| 5501063 | Apparatus and method of reducing the force to expel a tampon from a tampon applicator and the applicator itself | Richard R. Tews, Jeffrey Michael Weyenberg | 1996-03-26 |