- All sections
- B - Performing operations; transporting
- B24B - Machines, devices, or processes for grinding or polishing; dressing or conditioning of abrading surfaces; feeding 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: 232
10-year publication summary
|
16
|
18
|
26
|
23
|
30
|
14
|
20
|
12
|
20
|
1
|
| 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. | 21 |
8 |
| NTT Advanced Technology Corporation | 77 |
7 |
| Robel Bahnbaumaschinen GmbH | 113 |
6 |
| SEIKOH Giken Co., Ltd. | 105 |
6 |
| Bombardier Transportation GmbH | 659 |
4 |
| CITIC Dicastal CO., LTD | 557 |
4 |
| Loram Maintenance of Way, Inc. | 55 |
4 |
| Wolff Industries, Inc. | 29 |
4 |
| 3m Innovative Properties Company | 17968 |
3 |
| Pratt & Whitney Canada Corp. | 4428 |
3 |
| Stanley Black & Decker, Inc. | 588 |
3 |
| Schaeffler Technologies AG & Co. KG | 9350 |
3 |
| Nippon Telegraph and Telephone Corporation | 16200 |
3 |
| Fujikura Ltd. | 2858 |
3 |
| The Hillman Group, Inc. | 390 |
3 |
| Mipox Corporation | 16 |
3 |
| Rtx Corporation | 9069 |
3 |
| Covidien LP | 10623 |
2 |
| United Technologies Corporation | 2259 |
2 |
| Rolls-Royce PLC | 2976 |
2 |
| Other owners | 156 |