- All sections
- B - Performing operationstransporting
- B23G - Thread cuttingworking of screws, bolt heads or nuts, in conjunction therewith
- B23G 1/52 - Equipment or accessories specially designed for machines or devices for thread cutting for operating on pipes or tubes
Patent holdings for IPC class B23G 1/52
Total number of patents in this class: 20
10-year publication summary
|
1
|
1
|
2
|
4
|
3
|
2
|
2
|
3
|
1
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Ridge Tool Company | 130 |
5 |
| Black & Decker, Inc. | 2414 |
2 |
| Terydon, Inc. | 29 |
2 |
| Hangzhou Hongli Pipe Machinery Co., Ltd. | 4 |
2 |
| Emerson Electric Co. | 546 |
1 |
| Hydra-stop LLC | 28 |
1 |
| Milwaukee Electric Tool Corporation | 4379 |
1 |
| Nibco Inc. | 227 |
1 |
| OSG Corporation | 350 |
1 |
| SMS Meer GmbH | 65 |
1 |
| Lacuni UG (haftungsbeschränkt) | 1 |
1 |
| Zhejiang Zhonggong Petrochemical Equipment Co., Ltd | 2 |
1 |
| PCM Precision Tooling SA | 7 |
1 |
| Other owners | 0 |