Assembly device of seal
US-12521826-B2 · Jan 13, 2026 · US
Machines for placing washers, circlips, or the like on bolts or other members
Machines for placing washers, circlips, or the like on bolts or other members · 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 | B23P19/08 |
| Official title | Machines for placing washers, circlips, or the like on bolts or other members |
| Display label | Machines for placing washers, circlips, or the like on bolts or other members |
| Total patents | 28 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly growing.
| Year | Patents |
|---|---|
| 2015 | 3 |
| 2016 | 3 |
| 2017 | 2 |
| 2018 | 2 |
| 2019 | 3 |
| 2020 | 1 |
| 2021 | 5 |
| 2023 | 2 |
| 2024 | 2 |
| 2025 | 4 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Automated fastener system having automated washer installation
US-2025367772-A1 · Dec 4, 2025 · US
Process arrangement for carrying out a fully automatic setting process
US-12447567-B2 · Oct 21, 2025 · US
Automated fastener system and method having automated washer installation, and method of using a conductive washer
US-12434337-B1 · Oct 7, 2025 · US
Piston-Diaphragm Assembly for a Valve and a Manufacturing Method
US-2025043878-A1 · Feb 6, 2025 · US
Process arrangement for carrying out a fully automatic setting process
US-2024173806-A1 · May 30, 2024 · US
Assembly device of seal
US-2024058908-A1 · Feb 22, 2024 · US
Method for mounting an annular sealing element
US-11680641-B2 · Jun 20, 2023 · US
Apparatuses and systems for installing pre-molded seal caps onto fasteners
US-11554466-B2 · Jan 17, 2023 · US
Apparatuses and Systems for Installing Pre-Molded Seal Caps onto Fasteners
US-2021347014-A1 · Nov 11, 2021 · US
Method and robotic assembly for performing operations on a target workpiece
US-11154958-B2 · Oct 26, 2021 · US
Tool and method for connecting/disconnecting a runner to/from a shaft assembly
US-10906144-B2 · Feb 2, 2021 · US
Method and robotic assembly for performing operations on a target workpiece
US-2021023662-A1 · Jan 28, 2021 · US
Method for mounting an annular sealing element
US-2021010597-A1 · Jan 14, 2021 · US
Washer dispensing systems and methods
US-10875134-B2 · Dec 29, 2020 · US
Collar fastening system and method of operating
US-10518371-B2 · Dec 31, 2019 · US
Washer dispensing systems and methods
US-2019366493-A1 · Dec 5, 2019 · US
Fastening tool for roofing fasteners with plate washers
US-10399215-B2 · Sep 3, 2019 · US
Tool and method for connecting/disconnecting a runner to/from a shaft assembly
US-2018361520-A1 · Dec 20, 2018 · US
Differential gear set assembling method and differential gear set assembling device
US-9951854-B2 · Apr 24, 2018 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B23P19/08?
- CPC B23P19/08 is the Cooperative Patent Classification code for “Machines for placing washers, circlips, or the like on bolts or other members.”
- How many patents are filed under CPC B23P19/08 (Machines for placing washers, circlips, or the like on bolts or other members)?
- Our database includes 28 publications tagged with this CPC code.
- Is patent activity under CPC B23P19/08 growing?
- Publication counts under this code: 2 in 2024 vs 4 in 2025 (latest complete years).