Y02T 50/678
Aviation using fuels of non-fossil origin
Y02T50/678 (Aviation using fuels of non-fossil origin) appears on 413 US grants and 586 published applications in this corpus.
Search patents in Y02T- Granted patents
- 413
- Published applications
- 586
- Assignees
- 191
- Inventors
- 775
- Latest grant
- 14 Apr 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 0 |
| 2002 | 1 | 2 |
| 2003 | 0 | 3 |
| 2004 | 0 | 7 |
| 2005 | 1 | 3 |
| 2006 | 2 | 6 |
| 2007 | 7 | 7 |
| 2008 | 1 | 14 |
| 2009 | 3 | 24 |
| 2010 | 6 | 54 |
| 2011 | 20 | 70 |
| 2012 | 31 | 65 |
| 2013 | 40 | 68 |
| 2014 | 57 | 48 |
| 2015 | 40 | 45 |
| 2016 | 49 | 39 |
| 2017 | 27 | 26 |
| 2018 | 26 | 16 |
| 2019 | 18 | 14 |
| 2020 | 14 | 13 |
| 2021 | 11 | 18 |
| 2022 | 12 | 26 |
| 2023 | 7 | 6 |
| 2024 | 14 | 5 |
| 2025 | 11 | 4 |
| 2026 | 3 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Heat pump engine14 Apr 2026US 12,601,328 B2
- Steam turbine bypass for increased water heat absorption capacity steam injected turbine engine10 Feb 2026US 12,546,250 B2Rtx Corporation
- Method for producing renewable fuel and base oil13 Jan 2026US 12,522,771 B2Neste Oyj
- Cracking and separation of ammonia fuel18 Nov 2025US 12,473,856 B2Rtx Corporation
- Methods and apparatus to operate a gas turbine engine with hydrogen gas11 Nov 2025US 12,467,411 B2General Electric Company
- Method for producing renewable fuel and base oil9 Apr 2026US 2026/0098219 A1Neste Oyj
- Heat pump engine5 Mar 2026US 2026/0063113 A1
- Blending of renewable fuels8 Jan 2026US 2026/0008973 A1Neste Oyj
- Greenhouse gas emissions control24 Jul 2025US 2025/0235909 A1Loci Controls, Inc.
- Hydrocarbon composition12 Jun 2025US 2025/0188372 A1Neste Oyj
Most cited
By later US patents
- Renewable chemical production from novel fatty acid feedstocks167US 7,883,882 B2Solazyme, Inc. · 2011
- Reactor-membrane permeator process for hydrocarbon reforming and water gas-shift reactions135US 6,090,312 A2000
- Gas turbine engine carburetor125US 4,653,278 AGeneral Electric Company · 1987
- Method and apparatus for extracting carbon dioxide from air125US 7,708,806 B2Global Research Technologies, LLC · 2010
- Process for conversion of biomass to fuel124US 7,816,570 B2North Carolina State University · 2010