- All sections
- B - Performing operationstransporting
- B24B - Machines, devices, or processes for grinding or polishingdressing or conditioning of abrading surfacesfeeding of grinding, polishing, or lapping agents
- B24B 5/22 - Machines or devices designed for grinding surfaces of revolution on work, including those which also grind adjacent plane surfacesAccessories therefor involving centreless means for supporting, guiding, floating or rotating work for grinding cylindrical surfaces, e.g. on bolts
Patent holdings for IPC class B24B 5/22
Total number of patents in this class: 48
10-year publication summary
|
4
|
5
|
4
|
6
|
2
|
3
|
8
|
1
|
2
|
2
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Erwin Junker Grinding Technology A.S. | 23 |
9 |
| Schaeffler Technologies AG & Co. KG | 11213 |
5 |
| BorgWarner Inc. | 2583 |
3 |
| Tianjin University | 922 |
3 |
| NSK Ltd. | 2848 |
2 |
| Egon Evertz K.G. (GmbH & Co.) | 15 |
2 |
| Fives Landis Limited | 42 |
2 |
| Vesper Medical, Inc. | 51 |
2 |
| Ortadoğu Rulman Sanayi̇ ve Ti̇caret Anoni̇m Şi̇rketi̇ | 18 |
2 |
| Merck Patent GmbH | 5755 |
1 |
| The United States of America as represented by the Secretary of the Navy | 2865 |
1 |
| JTEKT Corporation | 2636 |
1 |
| ANCA Pty Ltd | 39 |
1 |
| Areva NC | 113 |
1 |
| Control Gaging, Inc. | 4 |
1 |
| Glebar Acquisition, LLC | 10 |
1 |
| Koyo Machine Industries Co., Ltd. | 10 |
1 |
| MAHLE International GmbH | 2924 |
1 |
| Mitsui Mining & Smelting Co., Ltd. | 1063 |
1 |
| Pipeline Induction Heat Limited | 22 |
1 |
| Other owners | 7 |