G21C 15/182
Comprising powered means
Official title: {comprising powered means, e.g. pumps}
G21C15/182 (Comprising powered means) appears on 108 US grants and 120 published applications in this corpus.
Search patents in G21C- Granted patents
- 108
- Published applications
- 120
- Assignees
- 64
- Inventors
- 349
- Latest grant
- 28 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 4 | 0 |
| 1994 | 8 | 0 |
| 1995 | 2 | 0 |
| 1996 | 1 | 0 |
| 1997 | 5 | 0 |
| 1998 | 2 | 0 |
| 1999 | 2 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 1 |
| 2003 | 1 | 1 |
| 2004 | 0 | 0 |
| 2005 | 0 | 1 |
| 2006 | 0 | 0 |
| 2007 | 0 | 1 |
| 2008 | 0 | 2 |
| 2009 | 0 | 2 |
| 2010 | 0 | 2 |
| 2011 | 2 | 0 |
| 2012 | 0 | 4 |
| 2013 | 1 | 12 |
| 2014 | 1 | 4 |
| 2015 | 5 | 4 |
| 2016 | 5 | 8 |
| 2017 | 4 | 9 |
| 2018 | 7 | 10 |
| 2019 | 7 | 3 |
| 2020 | 11 | 15 |
| 2021 | 7 | 6 |
| 2022 | 8 | 6 |
| 2023 | 4 | 11 |
| 2024 | 6 | 8 |
| 2025 | 4 | 4 |
| 2026 | 6 | 6 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Passive condensation tank cooling system of passive auxiliary feedwater system28 Jul 2026US 12,694,997 B2Korea Hydro & Nuclear Power Co., Ltd.
- Passive heat removal system for nuclear reactors14 Jul 2026US 12,683,034 B2TerraPower, LLC
- Reactor cooling system for disaster accident, and reactor cooling method using same23 Jun 2026US 12,665,098 B2Korea Hydro & Nuclear Power Co., Ltd.
- Nuclear reactor and method of opening a nuclear reactor16 Jun 2026US 12,658,331 B2Rolls-Royce Smr Limited
- Liquid metal cooled nuclear reactor comprising a passive decay heat removal system having thermal insulation attached to a wall of a cold source reservoir that holds a phase change material, where the insulation is arranged to automatically fall by gravity from the wall in response to the wall reaching a predetermined temperature31 Mar 2026US 12,592,325 B2Commissariat A L' Energie Atomique Et Aux Energies Alternatives
- Combined cycle nuclear power plant14 May 2026US 2026/0132921 A1NuScale Power, LLC
- Pulsed flow regulating device without rotating parts and cooling structure for nuclear power plant reactor30 Apr 2026US 2026/0120899 A1Shanghai Jiao Tong University
- Curvilinear electromagnetic pump30 Apr 2026US 2026/0121503 A1TerraPower, LLC
- Nuclear reactor thermal management system5 Mar 2026US 2026/0066141 A1Abilene Christian University
- Nuclear power generation system and control method with supercritical carbon dioxide as working fluid5 Mar 2026US 2026/0066142 A1Nuclear Power Institute of China
Most cited
By later US patents
- Temporary cooling system and method for removing decay heat from a nuclear reactor28US 5,268,942 APacific Nuclear Systems, Inc. · 1993
- Passive safety injection system using borated water27US 5,180,543 AWestinghouse Electric Corp. · 1993
- Turbine-generator shaft-coupled auxiliary generators supplying short-duration electrical loads for an emergency coolant injection system25US 4,818,475 AGeneral Electric Company · 1989
- Boiling water reactor with combined active and passive safety systems25US 5,426,681 AGeneral Electric Company · 1995
- Nuclear reactor with emergency cooling water injection device24US 5,000,907 AFramatome · 1991