- 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 3/26 - Sharpening cutting edges, e.g. of toolsAccessories therefor, e.g. for holding the tools of drills of the point of twist drills
Patent holdings for IPC class B24B 3/26
Total number of patents in this class: 12
10-year publication summary
|
4
|
0
|
2
|
1
|
0
|
2
|
0
|
0
|
1
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Kennametal Inc. | 1389 |
2 |
| Mecachrome France | 31 |
2 |
| Tormek AB | 37 |
2 |
| Edgecraft Corporation | 119 |
1 |
| J.R. Automation Technologies, L.L.C. | 38 |
1 |
| Sandvik Intellectual Property AB | 1482 |
1 |
| TJ Utveckling AB | 2 |
1 |
| Waida Mfg. Co.,Ltd. | 4 |
1 |
| Timetech Corporation | 1 |
1 |
| Other owners | 0 |