Shock absorber
US-2026092633-A1 · Apr 2, 2026 · US
Mechanical Engineering
Mechanical Engineering · 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 | F16F9/22 |
| Official title | — |
| Display label | Mechanical Engineering (mapped technology topic) |
| Total patents | 54 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 7 |
| 2016 | 9 |
| 2017 | 8 |
| 2018 | 2 |
| 2019 | 3 |
| 2020 | 2 |
| 2021 | 5 |
| 2022 | 2 |
| 2023 | 6 |
| 2024 | 4 |
| 2025 | 5 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Damping force generation mechanism
US-2025383004-A1 · Dec 18, 2025 · US
Method of manufacturing shock absorber
US-2025361918-A1 · Nov 27, 2025 · US
Damper With Integrated Bumper And Retainer
US-2025297667-A1 · Sep 25, 2025 · US
Shock absorber
US-12372133-B2 · Jul 29, 2025 · US
Air spring for cab of heavy truck with automatic height adjustment
US-12222017-B2 · Feb 11, 2025 · US
Hydraulic active suspension and vehicle having hydraulic active suspension
US-2024317005-A1 · Sep 26, 2024 · US
Damping force generation structure
US-2024229891-A1 · Jul 11, 2024 · US
Shock absorber
US-2024102530-A1 · Mar 28, 2024 · US
Dual-axle vehicle corner assembly
US-2024042818-A1 · Feb 8, 2024 · US
Shock absorber and shock absorber assembly
US-11686366-B2 · Jun 27, 2023 · US
Dual-axle vehicle corner assembly
US-11685208-B2 · Jun 27, 2023 · US
User-adjustable multi-stage shock absorbers
US-11649873-B1 · May 16, 2023 · US
Air spring for cab of heavy truck with automatic height adjustment
US-2023064527-A1 · Mar 2, 2023 · US
Dual-axle vehicle corner assembly
US-2023037444-A1 · Feb 9, 2023 · US
Damper and load-bearing enclosing structure provided with damper
US-11549277-B2 · Jan 10, 2023 · US
Suspension system for a vehicle
US-11511592-B2 · Nov 29, 2022 · US
Variable damping force shock absorber
US-11242906-B2 · Feb 8, 2022 · US
Methods of moving an aircraft undercarriage between a retracted position and a deployed position
US-11161600-B2 · Nov 2, 2021 · US
Shock absorber and shock absorber assembly
US-2021277974-A1 · Sep 9, 2021 · US
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Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F16F9/22?
- CPC F16F9/22 is the Cooperative Patent Classification code for “Mechanical Engineering.”
- How many patents are filed under CPC F16F9/22 (Mechanical Engineering)?
- Our database includes 54 publications tagged with this CPC code.
- Is patent activity under CPC F16F9/22 growing?
- Publication counts under this code: 4 in 2024 vs 5 in 2025 (latest complete years).