Vibration suppression device for rope-like body of elevator
US-2022381317-A1 · Dec 1, 2022 · US
Specific functional characteristics in numerical form or in the form of equations
Specific functional characteristics in numerical form or in the form of equations · 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 | F16F2228/001 |
| Official title | Specific functional characteristics in numerical form or in the form of equations |
| Display label | Specific functional characteristics in numerical form or in the form of equations |
| Total patents | 122 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2016 | 1 |
| 2017 | 7 |
| 2018 | 8 |
| 2019 | 13 |
| 2020 | 10 |
| 2021 | 15 |
| 2022 | 20 |
| 2023 | 16 |
| 2024 | 13 |
| 2025 | 16 |
| 2026 | 3 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Devices, Systems and Methods for Shock Absorption
US-2022341480-A1 · Oct 27, 2022 · US
Superscattering of plate bending wave
US-11448281-B2 · Sep 20, 2022 · US
Rubber composition for torsional damper
US-2022275185-A1 · Sep 1, 2022 · US
Impact absorbing body
US-2022205506-A1 · Jun 30, 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
Hydraulic damper assembly including a hydraulic compression stop
US-2021404528-A1 · Dec 30, 2021 · US
Damper apparatus
US-2021396296-A1 · Dec 23, 2021 · US
Bearing bush and production method for a bearing bush
US-11193554-B2 · Dec 7, 2021 · US
Damper device and design method of damper device
US-2021364047-A1 · Nov 25, 2021 · US
Eddy current damper
US-2021363771-A1 · Nov 25, 2021 · US
Vehicle-mounted apparatus having biasing structure using coil spring
US-11168755-B2 · Nov 9, 2021 · US
Electromagnetic Force Control Method of Magnetic Disk Type Negative Stiffness Electromagnetic Actuator
US-2021310537-A1 · Oct 7, 2021 · US
Self-adjusting damping vibration absorber for while-drilling instruments and adjusting method thereof
US-2021301646-A1 · Sep 30, 2021 · US
Bearing bush and production method for a bearing bush
US-2021293300-A1 · Sep 23, 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
Vibration damping device and design method of the same
US-2021246965-A1 · Aug 12, 2021 · US
Elastic metamaterial and method for improving vibration reduction performance thereof
US-2021206516-A1 · Jul 8, 2021 · US
Device for damping vibrations in a structure
US-2021172490-A1 · Jun 10, 2021 · US
Pulley Structure
US-2021102614-A1 · Apr 8, 2021 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F16F2228/001?
- CPC F16F2228/001 is the Cooperative Patent Classification code for “Specific functional characteristics in numerical form or in the form of equations.”
- How many patents are filed under CPC F16F2228/001 (Specific functional characteristics in numerical form or in the form of equations)?
- Our database includes 122 publications tagged with this CPC code.
- Is patent activity under CPC F16F2228/001 growing?
- Publication counts under this code: 13 in 2024 vs 16 in 2025 (latest complete years).