Issued Patents All Time
Showing 1–16 of 16 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10422596 | Bolt carrier group for direct gas impingement system | — | 2019-09-24 |
| 10420237 | Easy access alarm mount | — | 2019-09-17 |
| 10386140 | Direct gas impingement system | — | 2019-08-20 |
| 10215518 | Cartridge extractor for firearms | — | 2019-02-26 |
| 9394596 | Method to improve the corrosion resistance of aluminum alloys | Catherine Wong | 2016-07-19 |
| 9121614 | Cartridges and modifications for M16/AR15 rifle | — | 2015-09-01 |
| 8893608 | Gas piston system for M16/AR15 rifle or M4 carbine systems | — | 2014-11-25 |
| 8695260 | Cartridges and modifications for M16/AR15 rifle | — | 2014-04-15 |
| 6627012 | Method for producing lightweight alloy stock for gun frames | Wm. Troy Tack | 2003-09-30 |
| 6524410 | Method for producing high strength aluminum alloy welded structures | William T. Tack | 2003-02-25 |
| 5512241 | Al-Cu-Li weld filler alloy, process for the preparation thereof and process for welding therewith | Joseph R. Pickens, Carl E. Cross | 1996-04-30 |
| 5462712 | High strength Al-Cu-Li-Zn-Mg alloys | Timothy Langan, Joseph R. Pickens, Frank H. Heubaum | 1995-10-31 |
| 5259897 | Ultrahigh strength Al-Cu-Li-Mg alloys | Joseph R. Pickens, Frank H. Heubaum, Timothy Langan | 1993-11-09 |
| 5211910 | Ultra high strength aluminum-base alloys | Joseph R. Pickens, Timothy Langan, Frank H. Heubaum, Alex Cho | 1993-05-18 |
| 5122339 | Aluminum-lithium welding alloys | Joseph R. Pickens, Frank H. Heubaum | 1992-06-16 |
| 5032359 | Ultra high strength weldable aluminum-lithium alloys | Joseph R. Pickens, Frank H. Heubaum, K. Sharvan Kumar | 1991-07-16 |