Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D1009736 | Side mirror | — | 2024-01-02 |
| 10274278 | Firearm attachment | Barry W. Dueck, Karl R. Honigmann | 2019-04-30 |
| 8205538 | Muzzle brake systems and methods | Barry W. Dueck | 2012-06-26 |
| 7954414 | Muzzle brake | Barry W. Dueck | 2011-06-07 |
| 6524845 | Apparatus for the determination of microorganisms in liquid test specimens | Ernst Markart, Genrich Siris, Klaus Deuter | 2003-02-25 |
| 6308622 | Rotary printing machine | Volker Steffen | 2001-10-30 |
| 5502310 | UV-radiating apparatus for irradiating printing ink on items and methods of drying items with printing ink thereon | Hans-Dieter Niestrath | 1996-03-26 |