F02C 3/103
The compressor being of the centrifugal type
Official title: {the compressor being of the centrifugal type}
F02C3/103 (The compressor being of the centrifugal type) appears on 44 US grants and 47 published applications in this corpus.
Search patents in F02C- Granted patents
- 44
- Published applications
- 47
- Assignees
- 32
- Inventors
- 105
- Latest grant
- 5 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 3 | 0 |
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 2 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 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 | 1 |
| 2007 | 0 | 1 |
| 2008 | 0 | 0 |
| 2009 | 1 | 2 |
| 2010 | 0 | 1 |
| 2011 | 1 | 2 |
| 2012 | 1 | 2 |
| 2013 | 0 | 3 |
| 2014 | 1 | 0 |
| 2015 | 0 | 2 |
| 2016 | 3 | 1 |
| 2017 | 0 | 1 |
| 2018 | 1 | 4 |
| 2019 | 2 | 2 |
| 2020 | 5 | 2 |
| 2021 | 2 | 3 |
| 2022 | 1 | 2 |
| 2023 | 3 | 5 |
| 2024 | 3 | 7 |
| 2025 | 7 | 4 |
| 2026 | 2 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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- Reverse flow gas turbine engine having electric machine24 Feb 2026US 12,560,121 B2General Electric Company
- Hybrid-electric propulsion system equipped with a coupler for switching between modes of operation30 Dec 2025US 12,510,020 B2General Electric Company
- Free turbine turbogenerator comprising a reversible electrical machine coupled to the free turbine11 Nov 2025US 12,467,378 B2Safran Helicopter Engines
- Propulsive assembly for a multi-engine hybrid aircraft23 Sep 2025US 12,420,943 B2Safran Helicopter Engines
- Hybrid-electric propulsion system equipped with a coupler for switching between modes of operation17 Sep 2026US 2026/0275941 A1General Electric Company
- Powerplant Assembly for an Aircraft16 Jul 2026US 2026/0200581 A1Pratt & Whitney Canada Corp.
- Improved propulsive assembly for a multi-engine hybrid aircraft12 Jun 2025US 2025/0187739 A1Safran Helicopter Engines
- Improved turbomachine for hybrid aircraft12 Jun 2025US 2025/0188865 A1Safran Helicopter Engines
- Hybrid-electric propulsion system equipped with a coupler for switching between modes of operation8 May 2025US 2025/0145301 A1General Electric Company
Most cited
By later US patents
- High efficiency, twin spool, radial-high pressure, gas turbine engine139US 5,081,832 A1992
- Modular gas turbine engine assembly41US 4,030,288 ACaterpillar Tractor Co. · 1977
- Dual entry radial turbine gas generator37US 4,641,495 AA/S Kongsberg Vapenfabrikk · 1987
- Gas turbine having a ceramic rotor29US 4,176,519 AUnited Turbine AB & Co., Kommanditbolag · 1979
- Gas turbine engine power unit28US 5,119,624 ARolls-Royce Business Ventures Limited · 1992