G21C 7/27
Spectral shift control
G21C7/27 (Spectral shift control) appears on 34 US grants and 4 published applications in this corpus.
Search patents in G21C- Granted patents
- 34
- Published applications
- 4
- Assignees
- 10
- Inventors
- 61
- Latest grant
- 24 Oct 2023
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 13 | 0 |
| 1988 | 4 | 0 |
| 1989 | 2 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 2 | 0 |
| 1993 | 3 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 2 |
| 2018 | 0 | 1 |
| 2019 | 0 | 0 |
| 2020 | 3 | 0 |
| 2021 | 0 | 1 |
| 2022 | 0 | 0 |
| 2023 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Molten fuel nuclear reactor24 Oct 2023US 11,798,694 B2TerraPower, LLC
- Molten fuel nuclear reactor with neutron reflecting coolant15 Dec 2020US 10,867,710 B2TerraPower, LLC
- Neutron reflector assembly for dynamic spectrum shifting4 Aug 2020US 10,734,122 B2TerraPower, LLC
- Molten fuel nuclear reactor with neutron reflecting coolant26 May 2020US 10,665,356 B2TerraPower, LLC
- Spectral shift nuclear reactor with improved efficiency31 Jan 1995US 5,386,439 AFramatome
- Molten fuel nuclear reactor with neutron reflecting coolant8 Jul 2021US 2021/0210224 A1TerraPower, LLC
- Molten fuel nuclear reactor with neutron reflecting coolant8 Mar 2018US 2018/0068750 A1TerraPower, LLC
- Molten fuel nuclear reactor with neutron reflecting coolant19 Oct 2017US 2017/0301421 A1TerraPower, LLC
- Neutron reflector assembly for dynamic spectrum shifting30 Mar 2017US 2017/0092381 A1TerraPower, LLC
Most cited
By later US patents
- Liquid affected spectral shift reactor31US 5,185,120 AGeneral Electric Company · 1993
- Undermoderated nuclear reactor26US 4,921,282 AFasTest, Inc. · 1990
- Neutron reflector assembly for dynamic spectrum shifting22US 10,734,122 B2TerraPower, LLC · 2020
- Nuclear reactor22US 4,681,728 AWestinghouse Electric Corp. · 1987
- Spectral shift-producing subassembly for use in a nuclear fuel assembly22US 5,200,138 AWestinghouse Electric Corp. · 1993