High pressure pump
US-10119505-B2 · Nov 6, 2018 · US
Valves
Valves · Cooperative Patent Classification (CPC)
Engines, pumps, lighting, heating, and mechanical systems.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | F02M59/46 |
| Official title | Valves |
| Display label | Valves |
| Total patents | 212 |
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 | 11 |
| 2016 | 26 |
| 2017 | 16 |
| 2018 | 29 |
| 2019 | 34 |
| 2020 | 34 |
| 2021 | 20 |
| 2022 | 15 |
| 2023 | 9 |
| 2024 | 9 |
| 2025 | 7 |
| 2026 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Pulsation damper
US-2018306368-A1 · Oct 25, 2018 · US
High-pressure pump
US-2018187637-A1 · Jul 5, 2018 · US
Method for producing a pressure limiting valve, pressure limiting valve, and component for a fuel injection system
US-9989028-B2 · Jun 5, 2018 · US
High-pressure pump
US-2018135580-A1 · May 17, 2018 · US
High pressure pump with pressurizing chamber
US-9945363-B2 · Apr 17, 2018 · US
High pressure pump
US-2018087481-A1 · Mar 29, 2018 · US
Valve device and high pressure pump using the same
US-9850892-B2 · Dec 26, 2017 · US
Valve mechanism and high-pressure fuel supply pump including valve mechanism
US-2017356412-A1 · Dec 14, 2017 · US
High-Pressure Fuel Pump for a Fuel System for an Internal Combustion Engine
US-2017321646-A1 · Nov 9, 2017 · US
High Pressure Fuel Supply Pump
US-2017306905-A1 · Oct 26, 2017 · US
High pressure pump for complex injection engines
US-2017292485-A1 · Oct 12, 2017 · US
High pressure fuel pump for a fuel system
US-2017226977-A1 · Aug 10, 2017 · US
High-pressure pump
US-2017218904-A1 · Aug 3, 2017 · US
Roller lifter and method of manufacturing the same
US-2017218905-A1 · Aug 3, 2017 · US
Valve arrangement
US-9719472-B2 · Aug 1, 2017 · US
Method For Producing A Pressure Limiting Valve, Pressure Limiting Valve, And Component For A Fuel Injection System
US-2017175694-A1 · Jun 22, 2017 · US
Pressure device to reduce ticking noise during engine idling
US-9683512-B2 · Jun 20, 2017 · US
Inlet valve arrangement for a fuel pump
US-9657700-B2 · May 23, 2017 · US
Method for operating an internal combustion engine, injection system for an internal combustion engine and internal combustion engine
US-2017067409-A1 · Mar 9, 2017 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F02M59/46?
- CPC F02M59/46 is the Cooperative Patent Classification code for “Valves.”
- How many patents are filed under CPC F02M59/46 (Valves)?
- Our database includes 212 publications tagged with this CPC code.
- Is patent activity under CPC F02M59/46 growing?
- Publication counts under this code: 9 in 2024 vs 7 in 2025 (latest complete years).