Integrated active fuel characteristic sensor
US-2016377587-A1 · Dec 29, 2016 · US
Fuels; Explosives
Fuels; Explosives · Cooperative Patent Classification (CPC)
Computing, optics, measurement, and control technologies.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | G01N33/22 |
| Official title | Fuels; Explosives |
| Display label | Fuels; Explosives |
| Total patents | 284 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly declining.
| Year | Patents |
|---|---|
| 2015 | 41 |
| 2016 | 40 |
| 2017 | 39 |
| 2018 | 40 |
| 2019 | 35 |
| 2020 | 31 |
| 2021 | 15 |
| 2022 | 10 |
| 2023 | 11 |
| 2024 | 15 |
| 2025 | 5 |
| 2026 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Method for determination of system parameters for reducing crude unit corrosion
US-9453798-B2 · Sep 27, 2016 · US
Test systems and processes for equipment vis-a-vis contaminated fuel
US-9417225-B2 · Aug 16, 2016 · US
Liquid phase phenol analysis
US-2016202220-A1 · Jul 14, 2016 · US
Oxygenated butanol gasoline composition having good driveability performance
US-9388353-B2 · Jul 12, 2016 · US
Liquid inspecting method and liquid inspecting device
US-9377398-B2 · Jun 28, 2016 · US
Electrical arc trigger systems, methods, and apparatuses
US-9341610-B1 · May 17, 2016 · US
Optical circuit-type reformulated fuel detecting sensor device and method for manufacturing sensor element thereof
US-9335314-B2 · May 10, 2016 · US
Bisphenol A compounds useful as markers for liquid hydrocarbons and other fuels and oils
US-9335316-B2 · May 10, 2016 · US
Fuel physical property determination method and fuel physical property determination device
US-9322818-B2 · Apr 26, 2016 · US
Textile-based printable electrodes for electrochemical sensing
US-2016095547-A1 · Apr 7, 2016 · US
Abnormality determination device of fuel property sensor and method of determining abnormality of the same
US-2016097732-A1 · Apr 7, 2016 · US
System and method for analyzing fuel efficiency based on driving behavior
US-2016082905-A1 · Mar 24, 2016 · US
Sensor system for fuel transport vehicle
US-9291609-B2 · Mar 22, 2016 · US
Method and system for determining the volatility of a fuel
US-2016061802-A1 · Mar 3, 2016 · US
Analyzer for monitoring salt content in high resistivity fluids
US-2016054259-A1 · Feb 25, 2016 · US
Quartz crystal characterization of fractions derived from cracked streams
US-2016047788-A1 · Feb 18, 2016 · US
Fuel tank analysis
US-2016011100-A1 · Jan 14, 2016 · US
Fuel-cetane-number estimation method and apparatus
US-2016010580-A1 · Jan 14, 2016 · US
Wire Seal for Detector Assembly
US-2015377659-A1 · Dec 31, 2015 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC G01N33/22?
- CPC G01N33/22 is the Cooperative Patent Classification code for “Fuels; Explosives.”
- How many patents are filed under CPC G01N33/22 (Fuels; Explosives)?
- Our database includes 284 publications tagged with this CPC code.
- Is patent activity under CPC G01N33/22 growing?
- Publication counts under this code: 15 in 2024 vs 5 in 2025 (latest complete years).