Workpiece conveyance device
US-11491531-B2 · Nov 8, 2022 · US
using combinations of springs of different kinds (F16F15/085 takes precedence)
using combinations of springs of different kinds (F16F15/085 takes precedence) · 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 | F16F15/046 |
| Official title | {using combinations of springs of different kinds (F16F15/085 takes precedence)} |
| Display label | using combinations of springs of different kinds (F16F15/085 takes precedence) |
| Total patents | 87 |
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 | 4 |
| 2016 | 1 |
| 2017 | 2 |
| 2018 | 10 |
| 2019 | 8 |
| 2020 | 5 |
| 2021 | 16 |
| 2022 | 17 |
| 2023 | 9 |
| 2024 | 9 |
| 2025 | 5 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Hydraulic mount
US-11486462-B2 · Nov 1, 2022 · US
Vibration isolator
US-2022235845-A1 · Jul 28, 2022 · US
Vibration damping bracket and electronic device
US-2022235846-A1 · Jul 28, 2022 · US
Engine mount for vehicle
US-11358460-B2 · Jun 14, 2022 · US
Variable steering wheel damper using electromagnet
US-11352045-B2 · Jun 7, 2022 · US
Anti-fall device
US-11353080-B2 · Jun 7, 2022 · US
Three-dimensional isolator with adaptive stiffness property
US-11339849-B2 · May 24, 2022 · US
Connector
US-11333216-B2 · May 17, 2022 · US
Fluid-sealed engine mount
US-2022126669-A1 · Apr 28, 2022 · US
Hydraulic mount for vehicles
US-11292306-B2 · Apr 5, 2022 · US
Multi-dimensional magnetic negative-stiffness mechanism and multi-dimensional magnetic negative-stiffness vibration isolation system composed thereof
US-11255406-B2 · Feb 22, 2022 · US
Multi-axial energy damping and displacement control
US-11236791-B2 · Feb 1, 2022 · US
Hydraulic mount
US-2022010858-A1 · Jan 13, 2022 · US
Engine mount for vehicle
US-2021309091-A1 · Oct 7, 2021 · US
A three-dimensional isolator with adaptive stiffness property
US-2021301900-A1 · Sep 30, 2021 · US
Vibration-proof mount
US-2021301901-A1 · Sep 30, 2021 · US
Engine mount for vehicle
US-2021300169-A1 · Sep 30, 2021 · US
Multi-dimensional magnetic negative-stiffness mechanism and multi-dimensional magnetic negative-stiffness vibration isolation system composed thereof
US-2021293301-A1 · Sep 23, 2021 · US
Compressor
US-2021277886-A1 · Sep 9, 2021 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F16F15/046?
- CPC F16F15/046 is the Cooperative Patent Classification code for “using combinations of springs of different kinds (F16F15/085 takes precedence).”
- How many patents are filed under CPC F16F15/046 (using combinations of springs of different kinds (F16F15/085 takes precedence))?
- Our database includes 87 publications tagged with this CPC code.
- Is patent activity under CPC F16F15/046 growing?
- Publication counts under this code: 9 in 2024 vs 5 in 2025 (latest complete years).