G21B 3/00
Low temperature nuclear fusion reactors
Official title: Low temperature nuclear fusion reactors, e.g. alleged cold fusion reactors
G21B3/00 (Low temperature nuclear fusion reactors) appears on 190 US grants and 535 published applications in this corpus.
Search patents in G21B- Granted patents
- 190
- Published applications
- 535
- Assignees
- 163
- Inventors
- 584
- Latest grant
- 30 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 6 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 3 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 11 | 0 |
| 1998 | 5 | 0 |
| 1999 | 4 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 3 |
| 2002 | 0 | 11 |
| 2003 | 2 | 11 |
| 2004 | 2 | 5 |
| 2005 | 1 | 15 |
| 2006 | 2 | 17 |
| 2007 | 1 | 13 |
| 2008 | 7 | 11 |
| 2009 | 4 | 20 |
| 2010 | 0 | 10 |
| 2011 | 4 | 23 |
| 2012 | 4 | 14 |
| 2013 | 6 | 22 |
| 2014 | 2 | 19 |
| 2015 | 4 | 21 |
| 2016 | 12 | 30 |
| 2017 | 10 | 26 |
| 2018 | 10 | 36 |
| 2019 | 18 | 34 |
| 2020 | 14 | 40 |
| 2021 | 10 | 21 |
| 2022 | 9 | 21 |
| 2023 | 5 | 30 |
| 2024 | 4 | 31 |
| 2025 | 14 | 24 |
| 2026 | 3 | 27 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Power generation and methods regarding same30 Jun 2026US 12,669,080 B2Brilliant Light Power, Inc.
- Heat generation device, heat utilization system and film-like heat generation element5 May 2026US 12,618,592 B2Clean Planet Inc.
- Rotating core plasma compression system7 Apr 2026US 12,598,689 B2General Fusion Inc.
- Electrical power generation systems and methods regarding same14 Oct 2025US 12,442,094 B2Brilliant Light Power, Inc.
- Ion transport16 Sep 2025US 12,417,852 B1Beam Alpha, Inc.
- Component for compressing matter8 Oct 2026US 2026/0311896 A1First Light Fusion Limited
- Unitary Housing Having Sections and having a Hollow Toroidal Interior Chamber and an Interior Surface, and the Interior Surface of the Housing having a Rifled Geometric Shape to which Electrical Energy is Pulsed8 Oct 2026US 2026/0311897 A1American Fusion Inc.
- Power generation and methods regarding same24 Sep 2026US 2026/0286883 A1Brilliant Light Power, Inc.
- Fusion Capacitor10 Sep 2026US 2026/0269089 A1
- Enhanced Bubble Implosion Reactor27 Aug 2026US 2026/0253752 A1TMRJ Research LLC
Most cited
By later US patents
- Method and apparatus for generating and utilizing a compound plasma configuration102US 5,015,432 A1991
- Method and apparatus for creating and controlling nuclear fusion reactions90US 5,160,695 AQed · 1992
- Converting acoustic energy into useful other energy forms89US 5,659,173 AThe Regents of the University of California · 1997
- Method of generating energy by acoustically induced cavitation fusion and reactor therefor87US 4,333,796 A1982
- Directed beam fusion reaction with ion spin alignment75US 4,390,494 AEnergy Profiles, Inc. · 1983