- 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 19/00 - Single purpose machines or devices for particular grinding operations not covered by any other main group
Patent holdings for IPC class B24B 19/00
Total number of patents in this class: 234
10-year publication summary
|
13
|
18
|
26
|
21
|
23
|
14
|
20
|
11
|
20
|
10
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| C.m.e. Blasting & Mining Equipment Ltd. | 20 |
7 |
| NTT Advanced Technology Corporation | 82 |
7 |
| SEIKOH Giken Co., Ltd. | 104 |
7 |
| Robel Bahnbaumaschinen GmbH | 114 |
6 |
| Wolff Industries, Inc. | 30 |
5 |
| Bombardier Transportation GmbH | 643 |
4 |
| CITIC Dicastal CO., LTD | 562 |
4 |
| Loram Maintenance of Way, Inc. | 52 |
4 |
| 3m Innovative Properties Company | 17762 |
3 |
| Pratt & Whitney Canada Corp. | 4843 |
3 |
| Schaeffler Technologies AG & Co. KG | 10056 |
3 |
| Nippon Telegraph and Telephone Corporation | 16793 |
3 |
| Fujikura Ltd. | 2959 |
3 |
| Georg Kesel GmbH & Co. KG | 7 |
3 |
| The Hillman Group, Inc. | 397 |
3 |
| Mipox Corporation | 20 |
3 |
| Rtx Corporation | 9495 |
3 |
| Covidien LP | 10665 |
2 |
| United Technologies Corporation | 2241 |
2 |
| Rolls-Royce PLC | 3138 |
2 |
| Other owners | 157 |