G01N 33/22
Fuels
Official title: Fuels; Explosives
G01N33/22 (Fuels) appears on 921 US grants and 939 published applications in this corpus.
Search patents in G01N- Granted patents
- 921
- Published applications
- 939
- Assignees
- 608
- Inventors
- 2,291
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 2 | 0 |
| 1978 | 3 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 5 | 0 |
| 1982 | 2 | 0 |
| 1983 | 10 | 0 |
| 1984 | 7 | 0 |
| 1985 | 9 | 0 |
| 1986 | 6 | 0 |
| 1987 | 3 | 0 |
| 1988 | 6 | 0 |
| 1989 | 8 | 0 |
| 1990 | 8 | 0 |
| 1991 | 4 | 0 |
| 1992 | 6 | 0 |
| 1993 | 12 | 0 |
| 1994 | 10 | 0 |
| 1995 | 6 | 0 |
| 1996 | 6 | 0 |
| 1997 | 4 | 0 |
| 1998 | 14 | 0 |
| 1999 | 4 | 0 |
| 2000 | 6 | 0 |
| 2001 | 8 | 2 |
| 2002 | 13 | 7 |
| 2003 | 10 | 10 |
| 2004 | 9 | 21 |
| 2005 | 7 | 10 |
| 2006 | 12 | 15 |
| 2007 | 10 | 16 |
| 2008 | 12 | 12 |
| 2009 | 6 | 16 |
| 2010 | 14 | 20 |
| 2011 | 19 | 28 |
| 2012 | 20 | 32 |
| 2013 | 19 | 41 |
| 2014 | 27 | 56 |
| 2015 | 40 | 78 |
| 2016 | 54 | 84 |
| 2017 | 74 | 79 |
| 2018 | 67 | 75 |
| 2019 | 74 | 68 |
| 2020 | 72 | 49 |
| 2021 | 53 | 37 |
| 2022 | 34 | 50 |
| 2023 | 36 | 37 |
| 2024 | 33 | 38 |
| 2025 | 34 | 30 |
| 2026 | 20 | 28 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Integrated explosive detector for containers and packages29 Sep 2026US 12,748,051 B2Siruius Solutions
- Predicted bias correction for drilling fluids15 Sep 2026US 12,736,516 B2Halliburton Energy Services.Inc.
- PVT cell embedded with porous media for reservoir fluid analysis28 Jul 2026US 12,693,198 B2Kuwait University
- Device and method for determining the thermal conductivity of a gas, tank arrangement and vehicle28 Jul 2026US 12,693,252 B2Ast (Advanced Sensor Technologies) International Asset GmbH
- Fuel sensor28 Jul 2026US 12,693,253 B2Advanced Fuel Dynamics, Inc.
- Machine learning-based fuel gas component analysis method and system and device24 Sep 2026US 2026/0287571 A1Harbin Institute of Technology
- Apparatus for determining water separation characteristics of hydrocarbon fuels and related method10 Sep 2026US 2026/0263967 A1Emcee Electronics, Inc.
- Methods and systems for dopant-assisted spectrometry13 Aug 2026US 2026/0235552 A1Analytical Detection LLC
- In-line solids deposition sensor6 Aug 2026US 2026/0227352 A1The University of Western Australia
- Methodology to generate decoupled real fuel surrogates for 3-dimensional spray and combustion modeling in engine applications30 Jul 2026US 2026/0219246 A1Aramco Services Company
Most cited
By later US patents
- Method of estimating property and/or composition data of a test sample145US 5,446,681 AExxon Research & Engineering Co. · 1995
- Ion mobility spectrometer135US 5,420,424 AMine Safety Appliances Company · 1995
- Stand-off chemical detector124US 8,124,936 B1The United States of America as represented by the Secretary of the Army · 2012
- On-line combustionless measurement of gaseous fuels fed to gas consumption devices123US 5,311,447 A1994
- Crucible with lid112US 4,303,615 AFisher Scientific Company · 1981