Issued Patents All Time
Showing 26–33 of 33 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5293920 | Louvered basement vent | — | 1994-03-15 |
| 5180488 | Filter screen assembly and method of filtering constituents from fluid mixtures | Gerald P. Dietrick | 1993-01-19 |
| 5090328 | Spin stabilized projectile unit | Ulrich Theis, H. -P. Hellmeister, Bernhard Bisping, Siegfried Kebler, Horst Kantner +1 more | 1992-02-25 |
| 5063854 | Propelling cage discarding sabot for a spin-stabilized subcaliber projectile | Bernard Bisping, Sigfried Kessler, Ulrich Theis | 1991-11-12 |
| 5000846 | Slotted filter plate with hook attachment | Gerald P. Dietrick | 1991-03-19 |
| 4982669 | Subcaliber discarding sabot projectile | Bernhard Bisping, Siegfried Kessler | 1991-01-08 |
| 4932842 | Suction generator | Gerald P. Dietrick | 1990-06-12 |
| 4726152 | Bracket for mounting a fixture on a wall | Douglas Vagedes | 1988-02-23 |