- All sections
- B - Performing operationstransporting
- B23D - Planingslottingshearingbroachingsawingfilingscrapinglike operations for working metal by removing material, not otherwise provided for
- B23D 21/14 - Machines or devices for shearing or cutting tubes cutting inside the tube
Patent holdings for IPC class B23D 21/14
Total number of patents in this class: 65
10-year publication summary
|
5
|
3
|
1
|
10
|
3
|
5
|
3
|
3
|
2
|
1
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| TT Technologies, Inc. | 150 |
5 |
| Fuji Machine Works Co., Ltd. | 8 |
4 |
| Rattunde AG | 71 |
4 |
| National Machinery LLC | 42 |
3 |
| Illinois Tool Works Inc. | 11461 |
2 |
| The Charles Machine Works, Inc. | 406 |
2 |
| Petroleo Brasileiro S.A. - Petrobras | 844 |
2 |
| Picote Oy Ltd | 30 |
2 |
| Robertson Intellectual Properties, LLC | 90 |
2 |
| Spiro International S.A. | 34 |
2 |
| Terydon, Inc. | 29 |
2 |
| Universidade Federal do Rio Grande do Sul - Ufrgs | 94 |
2 |
| Aes-eot Equipment Holdings, LLC | 30 |
2 |
| Schlumberger Technology Corporation | 10705 |
1 |
| Ford Motor Company | 2707 |
1 |
| Fujitsu Component Limited | 258 |
1 |
| Fujikura Ltd. | 2931 |
1 |
| Abrado, Inc. | 27 |
1 |
| Algo Machine Shop Ltd. | 1 |
1 |
| Amada Company, Limited | 560 |
1 |
| Other owners | 24 |