- 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 19/08 - Single purpose machines or devices for particular grinding operations not covered by any other main group for grinding non-circular cross-sections, e.g. shafts of elliptical or polygonal cross-section
Patent holdings for IPC class B24B 19/08
Total number of patents in this class: 14
10-year publication summary
|
3
|
0
|
0
|
1
|
0
|
0
|
0
|
0
|
0
|
1
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Pratt & Whitney Canada Corp. | 4818 |
2 |
| NTN Corporation | 4973 |
2 |
| Fujimi Incorporated | 743 |
2 |
| Ebara Corporation | 2188 |
1 |
| BSH Holice A.S. | 1 |
1 |
| Erwin Junker Grinding Technology A.S. | 24 |
1 |
| Erwin Junker Maschinenfabrik GmbH | 40 |
1 |
| Fives Landis Limited | 43 |
1 |
| L. KELLENBERGER & Co. AG | 4 |
1 |
| Snecma | 1064 |
1 |
| Fuzhou Skywiretech Co.,Ltd. | 3 |
1 |
| Other owners | 0 |