Method for operating a fluid system and fluid system
US-12540684-B2 · Feb 3, 2026 · US
Piezoelectric benders
Piezoelectric benders · 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 | F16K31/005 |
| Official title | {Piezoelectric benders} |
| Display label | Piezoelectric benders |
| Total patents | 50 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is growing.
| Year | Patents |
|---|---|
| 2015 | 4 |
| 2016 | 6 |
| 2017 | 7 |
| 2019 | 5 |
| 2020 | 4 |
| 2021 | 5 |
| 2022 | 3 |
| 2023 | 4 |
| 2024 | 4 |
| 2025 | 7 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Fluid control device
US-2025172217-A1 · May 29, 2025 · US
Method for operating a fluid system and fluid system
US-2025155044-A1 · May 15, 2025 · US
Fluid flow valve and methods of operating thereof
US-2025102072-A1 · Mar 27, 2025 · US
Fluid control device
US-12259057-B2 · Mar 25, 2025 · US
Dynamic Valve for An Electronic Device
US-2025030976-A1 · Jan 23, 2025 · US
Piezoelectric non-return valve shut-off
US-2025017734-A1 · Jan 16, 2025 · US
Piezoelectric non-return valve
US-2025009515-A1 · Jan 9, 2025 · US
Piezoelectric valve and methods of formation
US-2024401714-A1 · Dec 5, 2024 · US
Dynamic valve for an electronic device
US-12114127-B2 · Oct 8, 2024 · US
Fluid component, vehicle comfort system, and method for operating such a system
US-2024310227-A1 · Sep 19, 2024 · US
Piezoelectric actuator provided with a deformable structure having improved mechanical properties and fabrication method thereof
US-11981558-B2 · May 14, 2024 · US
Piezo valve and valve system
US-2023296188-A1 · Sep 21, 2023 · US
Electronic pump assembly for an implantable device having an active valve
US-2023293809-A1 · Sep 21, 2023 · US
Dynamic valve for an electronic device
US-2023093626-A1 · Mar 23, 2023 · US
Membrane microfluidic valve with piezoelectric actuation and manufacturing process thereof
US-11555554-B2 · Jan 17, 2023 · US
Fluidic devices with piezoelectric actuators and related methods
US-11519517-B1 · Dec 6, 2022 · US
Fluid control device
US-2022381361-A1 · Dec 1, 2022 · US
Fluid control system for an implantable inflatable device
US-2022304808-A1 · Sep 29, 2022 · US
Fluid system
US-11193479-B2 · Dec 7, 2021 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F16K31/005?
- CPC F16K31/005 is the Cooperative Patent Classification code for “Piezoelectric benders.”
- How many patents are filed under CPC F16K31/005 (Piezoelectric benders)?
- Our database includes 50 publications tagged with this CPC code.
- Is patent activity under CPC F16K31/005 growing?
- Publication counts under this code: 4 in 2024 vs 7 in 2025 (latest complete years).