G21C 21/18
Manufacture of control elements covered by group g21c7/00
Official title: Manufacture of control elements covered by group G21C7/00
G21C21/18 (Manufacture of control elements covered by group g21c7/00) appears on 40 US grants and 33 published applications in this corpus.
Search patents in G21C- Granted patents
- 40
- Published applications
- 33
- Assignees
- 33
- Inventors
- 138
- Latest grant
- 23 Jul 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 2 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 2 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 2 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 2 | 0 |
| 2002 | 0 | 0 |
| 2003 | 1 | 0 |
| 2004 | 1 | 3 |
| 2005 | 1 | 1 |
| 2006 | 0 | 1 |
| 2007 | 0 | 0 |
| 2008 | 1 | 1 |
| 2009 | 0 | 0 |
| 2010 | 0 | 1 |
| 2011 | 0 | 0 |
| 2012 | 0 | 4 |
| 2013 | 0 | 6 |
| 2014 | 3 | 3 |
| 2015 | 2 | 1 |
| 2016 | 3 | 5 |
| 2017 | 3 | 0 |
| 2018 | 2 | 1 |
| 2019 | 2 | 1 |
| 2020 | 1 | 0 |
| 2021 | 1 | 1 |
| 2022 | 0 | 1 |
| 2023 | 1 | 2 |
| 2024 | 1 | 0 |
| 2025 | 0 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Methods and devices to improve performances of RCCA and CEA to mitigate clad strain in the high fluence region23 Jul 2024US 12,046,381 B2Westinghouse Electric Corp.
- Uranium-dioxide pellet for nuclear fuel having improved nuclear-fission-gas adsorption property, and method of manufacturing same29 Aug 2023US 11,742,097 B2Kepco Nuclear Fuel Co., Ltd.
- Dispersion strengthened austenitic stainless steel article, method for manufacturing same and product made of same6 Jul 2021US 11,053,562 B2Hitachi, Ltd.
- Method for guaranteeing fast reactor core subcriticality under conditions of uncertainty regarding the neutron-physical characteristics thereof25 Feb 2020US 10,573,417 B2Joint Stock Company “Akme-Engineering”
- Automatic hydropneumatic actuation device4 Jun 2019US 10,311,983 B2TerraPower, LLC
- Neutron absorber and neutron absorption control rod for nuclear reactor19 Jun 2025US 2025/0201430 A1Korea Atomic Energy Research Institute
- Neutron moderators comprising a porous metal hydride article, nuclear reactors including the same, and related methods24 Aug 2023US 2023/0268085 A1Battelle Energy Alliance, LLC
- Radiation shielding and method of manufacture20 Apr 2023US 2023/0118687 A1Oklo Inc.
- Methods and devices to improve performances of rcca and cea to mitigate clad strain in the high fluence region22 Dec 2022US 2022/0406477 A1Westinghouse Electric Corp.
- Uranium-dioxide pellet for nuclear fuel having improved nuclear-fission-gas adsorption property, and method of manufacturing same30 Sep 2021US 2021/0304905 A1Kepco Nuclear Fuel Co., Ltd.
Most cited
By later US patents
- SIC-composite material sleeve and process for producing the same34US 6,246,740 B1Japan Nuclear Cycle Development Institute · 2001
- Neutron absorber pellets with modified microstructure20US 4,474,728 AWestinghouse Electric Corp. · 1984
- Method of manufacturing an absorber plate for a boiling water reactor18US 4,610,893 AASEA Aktiebolag · 1986
- Burnable neutron absorbers18US 4,826,630 AWestinghouse Electric Corp. · 1989
- Boride-alumina composite16US 4,647,405 AEltech Systems Corporation · 1987