Y02E 30/30
Nuclear fission reactors
Y02E30/30 (Nuclear fission reactors) appears on 10,655 US grants and 6,022 published applications in this corpus.
Search patents in Y02E- Granted patents
- 10,655
- Published applications
- 6,022
- Assignees
- 1,957
- Inventors
- 16,869
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 312 | 0 |
| 1977 | 278 | 0 |
| 1978 | 281 | 0 |
| 1979 | 156 | 0 |
| 1980 | 212 | 0 |
| 1981 | 242 | 0 |
| 1982 | 189 | 0 |
| 1983 | 162 | 0 |
| 1984 | 179 | 0 |
| 1985 | 192 | 0 |
| 1986 | 254 | 0 |
| 1987 | 521 | 0 |
| 1988 | 331 | 0 |
| 1989 | 309 | 0 |
| 1990 | 236 | 0 |
| 1991 | 290 | 0 |
| 1992 | 293 | 0 |
| 1993 | 329 | 0 |
| 1994 | 308 | 0 |
| 1995 | 204 | 0 |
| 1996 | 192 | 0 |
| 1997 | 178 | 0 |
| 1998 | 205 | 0 |
| 1999 | 165 | 0 |
| 2000 | 96 | 0 |
| 2001 | 141 | 27 |
| 2002 | 147 | 122 |
| 2003 | 138 | 143 |
| 2004 | 103 | 130 |
| 2005 | 99 | 138 |
| 2006 | 55 | 165 |
| 2007 | 60 | 155 |
| 2008 | 74 | 164 |
| 2009 | 72 | 224 |
| 2010 | 104 | 280 |
| 2011 | 107 | 290 |
| 2012 | 138 | 301 |
| 2013 | 197 | 369 |
| 2014 | 275 | 304 |
| 2015 | 207 | 291 |
| 2016 | 239 | 281 |
| 2017 | 290 | 276 |
| 2018 | 246 | 298 |
| 2019 | 267 | 232 |
| 2020 | 284 | 315 |
| 2021 | 238 | 294 |
| 2022 | 253 | 301 |
| 2023 | 241 | 317 |
| 2024 | 229 | 280 |
| 2025 | 221 | 185 |
| 2026 | 116 | 140 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- System including a bypass pipe that routes some sodium coolant from a primary pump discharge upward to sodium measuring instruments located near a nuclear reactor head25 Aug 2026US 12,718,961 B2TerraPower, LLC
- Transport basket for defective spent nuclear fuel of heavy-water reactor25 Aug 2026US 12,718,962 B2Korea Hydro & Nuclear Power Co., Ltd.
- Radiation inspection system18 Aug 2026US 12,710,382 B2Nuctech Company Limited
- Integrated monopile system having a nuclear reactor18 Aug 2026US 12,712,090 B2Blue Energy Global Inc.
- Assembly for transporting uranium hexafluoride, comprising shock absorber caps18 Aug 2026US 12,712,091 B2Orano Nuclear Packages and Services
- Molten fuel reactor thermal management configurations24 Sep 2026US 2026/0290630 A1c/o TerraPower, LLC
- Apparatus for classifying radioactive waste, and system for classifying nuclear facility dismantlement waste comprising same27 Aug 2026US 2026/0251808 A1Bns Co., Ltd.
- Internal flow structures for molten salt reactors27 Aug 2026US 2026/0253754 A1
- Valve set for safety of nuclear power plant, pressure relief valve set, discharge valve set, and isolation valve27 Aug 2026US 2026/0253755 A1China Nuclear Power Engineering Co., Ltd.
- Modular nuclear battery and nuclear cell system27 Aug 2026US 2026/0253759 A1Terminus Pesquisa E Desenvolvimento Em Energia LTDA
Most cited
By later US patents
- Plant maintenance with predictive diagnostics387US 5,311,562 AWestinghouse Electric Corp. · 1994
- Gas cooled nuclear reactor346US 4,504,439 AHochtemperatur-Reaktorbau GmbH · 1985
- Method and apparatus for automatic abnormal events monitor in operating plants243US 4,060,716 ARockwell International Corporation · 1977
- Flexible cable243US 5,174,164 AWestinghouse Electric Corp. · 1992
- Modular observation crawler and sensing instrument and method for operating same200US 6,450,104 B1North Carolina State University · 2002