G21D 3/08
Regulation of any parameters in the plant
G21D3/08 (Regulation of any parameters in the plant) appears on 177 US grants and 143 published applications in this corpus.
Search patents in G21D- Granted patents
- 177
- Published applications
- 143
- Assignees
- 80
- Inventors
- 457
- Latest grant
- 26 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 7 | 0 |
| 1977 | 6 | 0 |
| 1978 | 4 | 0 |
| 1979 | 2 | 0 |
| 1980 | 4 | 0 |
| 1981 | 3 | 0 |
| 1982 | 5 | 0 |
| 1983 | 1 | 0 |
| 1984 | 2 | 0 |
| 1985 | 1 | 0 |
| 1986 | 2 | 0 |
| 1987 | 5 | 0 |
| 1988 | 5 | 0 |
| 1989 | 5 | 0 |
| 1990 | 5 | 0 |
| 1991 | 2 | 0 |
| 1992 | 8 | 0 |
| 1993 | 3 | 0 |
| 1994 | 2 | 0 |
| 1995 | 2 | 0 |
| 1996 | 4 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 2 | 0 |
| 2000 | 3 | 0 |
| 2001 | 2 | 1 |
| 2002 | 0 | 0 |
| 2003 | 1 | 2 |
| 2004 | 2 | 6 |
| 2005 | 2 | 4 |
| 2006 | 1 | 2 |
| 2007 | 0 | 5 |
| 2008 | 0 | 3 |
| 2009 | 2 | 4 |
| 2010 | 4 | 8 |
| 2011 | 2 | 7 |
| 2012 | 5 | 5 |
| 2013 | 3 | 8 |
| 2014 | 7 | 4 |
| 2015 | 4 | 7 |
| 2016 | 4 | 8 |
| 2017 | 4 | 3 |
| 2018 | 4 | 3 |
| 2019 | 4 | 4 |
| 2020 | 4 | 9 |
| 2021 | 4 | 11 |
| 2022 | 9 | 11 |
| 2023 | 8 | 4 |
| 2024 | 4 | 11 |
| 2025 | 10 | 4 |
| 2026 | 3 | 9 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Integrated control logic device and operating method thereof to control water level of steam generator of nuclear power plant26 May 2026US 12,638,171 B2Kepco Engineering & Construction Company, Inc.
- Passive chemical injection system for controlling a nuclear reaction by delivering a neutron-absorbing chemical into a containment vessel27 Jan 2026US 12,537,110 B2NuScale Power, LLC
- Device for controlling a plurality of nuclear reactors13 Jan 2026US 12,525,370 B2Electricite de France
- Method and system for governing a pressurized water nuclear reactor7 Oct 2025US 12,437,893 B2Framatome
- Nuclear reactor for heat and power generation30 Sep 2025US 12,431,249 B2Oklo Inc.
- Nuclear Power Plant, Control Device for Nuclear Power Plant, and Control Method for Nuclear Power Plant20 Aug 2026US 2026/0245756 A1Hitachi GE Vernova Nuclear Energy, Ltd.
- GPU-Accelerated Real-Time Digital Twin with Divergence Detection for Control of Land-Based Nuclear Reactors30 Jul 2026US 2026/0221301 A1Hgp Intelligent Energy, LLC
- Nuclear Power Plant and Power Generation Method in Nuclear Power Plant2 Jul 2026US 2026/0188535 A1Hitachi-GE Nuclear Energy, Ltd.
- Nuclear driven carbon dioxide sequestration method18 Jun 2026US 2026/0166485 A1Information Systems Laboratories, Inc.
- Physics-Based System to Detect, Forecast, and Inform Avoidance of Disruptions in Fusion Devices30 Apr 2026US 2026/0120894 A1
Most cited
By later US patents
- Operator interface for plant component control system124US 5,291,190 ACombustion Engineering, Inc. · 1994
- System and process for the control of a nuclear power system44US 4,330,367 ACombustion Engineering, Inc. · 1982
- Design method for nuclear reactor fuel management37US 6,748,348 B1General Electric Company · 2004
- Fast reactor having reflector control system33US 5,420,897 ACentral Research Institute of Electric Power Industry · 1995
- Process and apparatus for superheating partly expanded steam28US 3,979,914 ASulzer Brothers Limited · 1976