- 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 9/04 - Machines or devices designed for grinding edges or bevels on work or for removing burrsAccessories therefor characterised by a special design with respect to properties of materials specific to articles to be ground of metal, e.g. skate blades
Patent holdings for IPC class B24B 9/04
Total number of patents in this class: 164
10-year publication summary
|
18
|
19
|
29
|
11
|
12
|
8
|
5
|
8
|
13
|
9
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| CITIC Dicastal CO., LTD | 568 |
44 |
| Velasa Sports, Inc. | 65 |
11 |
| Bauer Hockey Ltd. | 340 |
8 |
| Bauer Hockey, LLC | 317 |
8 |
| Aiguisage Elite Inc. | 5 |
4 |
| Magna Closures Inc. | 411 |
4 |
| Bauer Hockey Ltd. | 4 |
4 |
| Guspro Incorporated | 17 |
3 |
| Zhejiang Wanfeng Technology Development Co., Ltd. | 12 |
3 |
| Prosharp AB | 13 |
3 |
| Aisin AW Co., Ltd. | 2251 |
2 |
| FANUC Corporation | 7297 |
2 |
| MACK Rides GmbH & Co. KG | 114 |
2 |
| Prosharp Inc. | 4 |
2 |
| Safran Aircraft Engines | 6727 |
2 |
| Shiroki Corporation | 263 |
2 |
| Nanjing Li-hang Industry Institute of Bionic Technology Limited Company | 21 |
2 |
| Boeck GmbH | 6 |
2 |
| Sunrise Instruments Co., Ltd. | 3 |
2 |
| Nanjng Bio-inspired Intelligent Tech Co Ltd | 7 |
2 |
| Other owners | 52 |