Multi-function fuel injector valve in dual fuel system and fuel system operating method
US-12297795-B1 · May 13, 2025 · US
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Wang Lifeng patents
Wang Lifeng is listed as an inventor on 32 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Wang Lifeng |
| Total patents | 32 |
| First publication | Jul 16, 2015 |
| Latest publication | May 13, 2025 |
Notable patents
Publications ranked by popularity score, then publication date.
Engine parasitic loading strategy using fuel pressurization
US-12253041-B1 · Mar 18, 2025 · US
Dual fuel engine system having fuel-actuated unit pumps and method
US-12234782-B1 · Feb 25, 2025 · US
Fuel injector control system and method
US-12158128-B1 · Dec 3, 2024 · US
Fuel injector control system and method
US-2024392738-A1 · Nov 28, 2024 · US
Systems and methods for frequent machine learning model retraining and rule optimization
US-2024020698-A1 · Jan 18, 2024 · US
Fuel injector having dual solenoid control valves
US-11859583-B2 · Jan 2, 2024 · US
Systems and methods for frequent machine learning model retraining and rule optimization
US-2023385835-A1 · Nov 30, 2023 · US
Systems and methods for frequent machine learning model retraining and rule optimization
US-2023385836-A1 · Nov 30, 2023 · US
Multi-fuel injector and method
US-11815055-B1 · Nov 14, 2023 · US
Recent patents
Latest publications not already listed above.
Fuel injector having dual solenoid control valves
US-2021277856-A1 · Sep 9, 2021 · US
Fuel injector having dual solenoid control valves
US-11035332-B2 · Jun 15, 2021 · US
Fuel injector and fuel system with valve train noise suppressor
US-10975815-B2 · Apr 13, 2021 · US
Common rail fuel system having pump-accumulator injectors
US-10830194-B2 · Nov 10, 2020 · US
Engine and method for exhaust aftertreatment
US-10760513-B1 · Sep 1, 2020 · US
Fuel injector having cam-actuated plunger and plunger cavity metering edge for valvetrain noise suppression
US-2020088146-A1 · Mar 19, 2020 · US
Fuel injector having cam-actuated plunger and plunger cavity metering edge for valvetrain noise suppression
US-10570863-B1 · Feb 25, 2020 · US
Stand-alone common rail capable injector system
US-10544769-B2 · Jan 28, 2020 · US
Fuel injector and fuel system with valve train noise suppressor
US-2019353125-A1 · Nov 21, 2019 · US
Fuel injector having dual solenoid control valves
US-2019186448-A1 · Jun 20, 2019 · US
Control system for turbocharged engine system and operating method for same
US-10247122-B1 · Apr 2, 2019 · US
Fluid injector supply system and method for operating same
US-10184436-B2 · Jan 22, 2019 · US
Common rail fuel system having pump-accumulator injectors
US-2018100475-A1 · Apr 12, 2018 · US
Stand-alone common rail capable injector system
US-2018100476-A1 · Apr 12, 2018 · US
Port injection system for gaseous fuels
US-9797342-B2 · Oct 24, 2017 · US
Fluid Injector Supply System and Method for Operating Same
US-2017016416-A1 · Jan 19, 2017 · US
Method and system for flow rate control of hydraulic pump
US-2016348669-A1 · Dec 1, 2016 · US
Engine system having hydraulically actuated gas injector
US-9447740-B2 · Sep 20, 2016 · US
Port injection system for gaseous fuels
US-2016115922-A1 · Apr 28, 2016 · US
Asymmetrical orifice for bypass control
US-9303604-B2 · Apr 5, 2016 · US
Major assignees
Companies most often associated with this inventor's publications.
| Assignee | Patents |
|---|---|
| Caterpillar Inc | 30 |
| Jpmorgan Chase Bank Na | 3 |
Top CPC classifications
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| F02M47/027 | 17 |
| F02M61/04 | 9 |
| F02M55/025 | 8 |
| F02M57/023 | 7 |
| F02D2200/0602 | 7 |