- All sections
- B - Performing operationstransporting
- B21H - Making particular metal objects by rolling, e.g. screws, wheels, rings, barrels, balls
- B21H 3/06 - Making by means of profiled members other than rolls, e.g. jaws, moved longitudinally or curvilinearly with respect to each other
Patent holdings for IPC class B21H 3/06
Total number of patents in this class: 67
10-year publication summary
|
8
|
4
|
9
|
9
|
6
|
8
|
3
|
1
|
2
|
1
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Illinois Tool Works Inc. | 11414 |
9 |
| Hilti Aktiengesellschaft | 3397 |
4 |
| Kamax Holding GmbH & Co. KG | 146 |
4 |
| Form Roll Tech Co., Ltd. | 10 |
3 |
| Nejilaw Inc. | 55 |
3 |
| NSK Ltd. | 2736 |
2 |
| Ludwig Hettich & Co. | 17 |
2 |
| Ludwig Hettich Holding GmbH & Co. KG | 30 |
2 |
| Unisteel Technology Limited | 5 |
2 |
| Sanshu Co., Ltd. | 3 |
2 |
| Vey Manufacturing Technologies LLC | 5 |
2 |
| Poggipolini S.p.A. | 27 |
2 |
| Taicang Xianjie Standard Parts Factory | 6 |
2 |
| OSG EX-CELL-O GmbH | 3 |
2 |
| Kennametal Inc. | 1391 |
1 |
| A. Agrati S.p.A. | 46 |
1 |
| Arnold Umformtechnik GmbH & Co. KG | 98 |
1 |
| ERICO International Corporation | 240 |
1 |
| Evollution IP Holdings, Inc. | 34 |
1 |
| E.W. Menn GmbH & Co. KG | 2 |
1 |
| Other owners | 20 |