- All sections
- B - Performing operationstransporting
- B23G - Thread cuttingworking of screws, bolt heads or nuts, in conjunction therewith
- B23G 1/22 - Machines specially designed for operating on pipes or tubes
Patent holdings for IPC class B23G 1/22
Total number of patents in this class: 43
10-year publication summary
|
1
|
5
|
7
|
1
|
3
|
5
|
3
|
3
|
5
|
1
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Milwaukee Electric Tool Corporation | 4991 |
9 |
| Emerson Electric Co. | 514 |
4 |
| Tenaris Connections B.V. | 194 |
3 |
| Rotary Connections International Ltd. | 11 |
3 |
| Emerson Professional Tools, LLC. | 56 |
3 |
| NSK Ltd. | 2840 |
2 |
| SMS Group GmbH | 1206 |
2 |
| Bayerische Motoren Werke Aktiengesellschaft | 15373 |
1 |
| Schaeffler Technologies AG & Co. KG | 11093 |
1 |
| Alpla Werke Alwin Lehner GmbH & Co. KG | 430 |
1 |
| Chongqing University of Technology | 37 |
1 |
| Danobat, S. Coop. | 14 |
1 |
| Hydra-stop LLC | 27 |
1 |
| Shanghai Pan-China Fastening System Co., Ltd. | 9 |
1 |
| Sumitomo Metal Industries, Ltd. | 310 |
1 |
| TETRA Applied Technologies, LLC | 1 |
1 |
| Hangzhou Hongli Pipe Machinery Co., Ltd. | 4 |
1 |
| Aktiebolaget Ledarskruv | 3 |
1 |
| CBS Präzisionswerkzeuge GmbH | 1 |
1 |
| Aerospace Research Institute of Materials & Processing Technology | 14 |
1 |
| Other owners | 4 |