F41A 5/10
Having a movable inertia weight
Official title: having a movable inertia weight {, e.g. for storing energy}
F41A5/10 (Having a movable inertia weight) appears on 45 US grants and 48 published applications in this corpus.
Search patents in F41A- Granted patents
- 45
- Published applications
- 48
- Assignees
- 18
- Inventors
- 49
- Latest grant
- 17 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 1 |
| 2003 | 1 | 0 |
| 2004 | 0 | 3 |
| 2005 | 0 | 1 |
| 2006 | 0 | 2 |
| 2007 | 2 | 1 |
| 2008 | 1 | 1 |
| 2009 | 0 | 4 |
| 2010 | 1 | 4 |
| 2011 | 5 | 2 |
| 2012 | 5 | 0 |
| 2013 | 2 | 3 |
| 2014 | 3 | 2 |
| 2015 | 2 | 2 |
| 2016 | 1 | 5 |
| 2017 | 4 | 2 |
| 2018 | 2 | 2 |
| 2019 | 3 | 3 |
| 2020 | 2 | 3 |
| 2021 | 4 | 1 |
| 2022 | 0 | 2 |
| 2023 | 2 | 0 |
| 2024 | 2 | 1 |
| 2025 | 1 | 1 |
| 2026 | 1 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Automatic firearm with pressure controlled inertia mechanism17 Mar 2026US 12,578,155 B1
- Recoil management system for a gun19 Aug 2025US 12,392,574 B2Eight Holdings LLC
- Recoil management system for a gun2 Apr 2024US 11,946,713 B2Eight Holdings LLC
- Buffer system for firearm19 Mar 2024US 11,933,571 B2WHG Properties, LLC
- Pressure controlled inertia system for automatic fire weapons4 Apr 2023US 11,619,458 B2
- Automatic firearm with pressure controlled inertia mechanism19 Mar 2026US 2026/0078971 A1
- Apparatus and methods for a dual dwell weight for direct gas operated firearms29 Jan 2026US 2026/0029207 A1SureFire, LLC
- Recoil management system for a gun6 Mar 2025US 2025/0075995 A1Eight Holdings LLC
- Buffer system for firearm18 Jan 2024US 2024/0019222 A1WHG Properties, LLC
- Recoil management system for a gun4 Aug 2022US 2022/0244010 A1Eight Holdings LLC
Most cited
By later US patents
- Firearm55US 7,975,595 B2Rmdi, LLC · 2011
- Recoil reduction apparatus and method for weapon43US 8,418,389 B1The United States of America as represented by the Secretary of the Army · 2013
- Firearm33US 7,971,379 B2Rmdi, LLC · 2011
- Firearm with enhanced recoil and control characteristics18US 7,201,094 B2Gamma KDG Systems SA · 2007
- Safety and bolt assembly system for firearms17US 5,941,005 AO. F. Mossberg & Sons, Inc. · 1999