Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8677901 | Tapered compressed powder charge for muzzleloader and black powder firearms | Mark Andrew Griesbach | 2014-03-25 |
| 8132511 | Tapered compressed powder charge for muzzleloader and black powder firearms | Mark Andrew Griesbach | 2012-03-13 |
| D507323 | Compressed premeasured charge for firearms | Mark Andrew Griesbach | 2005-07-12 |
| D505706 | Compressed premeasured charge for firearms | Mark Andrew Griesbach | 2005-05-31 |
| 6877415 | Individual premeasured charges with reduced moisture content and method of producing same | Mark Andrew Griesbach | 2005-04-12 |
| D500830 | Propellant charge with tapered sidewalls | Mark Andrew Griesbach | 2005-01-11 |
| 6688232 | Compressed powder charge for muzzleloader and black powder firearms | Mark Andrew Griesbach | 2004-02-10 |
| 5557151 | Method of making a gas generation composition | Mark Andrew Griesbach, Earl F. Kurtz | 1996-09-17 |