Tensioner and method of using same
US-12553550-B2 · Feb 17, 2026 · US
Bolt tensioners
Bolt tensioners · Cooperative Patent Classification (CPC)
Separating, mixing, shaping, printing, and transporting materials.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | B25B29/02 |
| Official title | Bolt tensioners |
| Display label | Bolt tensioners |
| Total patents | 58 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is growing.
| Year | Patents |
|---|---|
| 2015 | 3 |
| 2016 | 3 |
| 2017 | 5 |
| 2018 | 5 |
| 2019 | 4 |
| 2020 | 2 |
| 2021 | 3 |
| 2022 | 9 |
| 2023 | 4 |
| 2024 | 12 |
| 2025 | 6 |
| 2026 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Apparatuses and methods for achieving a target joint preload
US-2026014684-A1 · Jan 15, 2026 · US
Method for achieving a target joint preload
US-12420389-B2 · Sep 23, 2025 · US
Method and system for applying pre-stretch to shaft and component connection
US-2025270933-A1 · Aug 28, 2025 · US
Wind turbine rotor blade and method of joining two rotor blade segments
US-2025179987-A1 · Jun 5, 2025 · US
Tube nut socket tool with anti-dilation feature
US-12311505-B2 · May 27, 2025 · US
Method and system for applying pre-stretch to shaft and component connection
US-2025163809-A1 · May 22, 2025 · US
Method and system for applying pre-stretch to shaft and component connection
US-12305527-B1 · May 20, 2025 · US
Automated bolt tensioning robot
US-12122003-B2 · Oct 22, 2024 · US
Handheld hydraulic power tool
US-2024335928-A1 · Oct 10, 2024 · US
Device for tensioning a connecting element
US-12048989-B2 · Jul 30, 2024 · US
Device for tensioning a connecting element
US-12036645-B2 · Jul 16, 2024 · US
Device for tensioning a connecting element
US-12023788-B2 · Jul 2, 2024 · US
Bolt tensioning tool
US-12017332-B2 · Jun 25, 2024 · US
System and method for achieving a target joint preload
US-2024123584-A1 · Apr 18, 2024 · US
Bolt tensioning tool
US-11931872-B2 · Mar 19, 2024 · US
Bolt tensioning tool
US-2024083001-A1 · Mar 14, 2024 · US
Device for tensioning a connecting element
US-11926026-B2 · Mar 12, 2024 · US
Hydraulic screw tensioner
US-11897102-B2 · Feb 13, 2024 · US
Methods for achieving a target joint preload
US-11858096-B1 · Jan 2, 2024 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B25B29/02?
- CPC B25B29/02 is the Cooperative Patent Classification code for “Bolt tensioners.”
- How many patents are filed under CPC B25B29/02 (Bolt tensioners)?
- Our database includes 58 publications tagged with this CPC code.
- Is patent activity under CPC B25B29/02 growing?
- Publication counts under this code: 12 in 2024 vs 6 in 2025 (latest complete years).