- All sections
- B - Performing operationstransporting
- B25D - Percussive tools
- B25D 9/18 - Valve arrangements therefor involving a piston-type slide valve
Patent holdings for IPC class B25D 9/18
Total number of patents in this class: 57
10-year publication summary
|
6
|
3
|
7
|
3
|
3
|
3
|
2
|
0
|
1
|
0
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Caterpillar Inc. | 10281 |
14 |
| Montabert | 56 |
8 |
| Furukawa Rock Drill Co., Ltd. | 39 |
6 |
| Sandvik Mining and Construction Oy | 887 |
5 |
| Hammergy AS | 6 |
4 |
| Epiroc Rock Drills Aktiebolag | 660 |
4 |
| GlobalForce IP Limited | 39 |
3 |
| Junttan Oy | 53 |
2 |
| Atlas Copco Rock Drills AB | 123 |
1 |
| Construction Tools GmbH | 20 |
1 |
| Daemo Engineering Co., Ltd. | 35 |
1 |
| G.a.w., Inc. | 12 |
1 |
| Max Co., Ltd. | 864 |
1 |
| Nippon Pneumatic Mfg. Co., Ltd. | 6 |
1 |
| Soteria Industries, Inc. | 8 |
1 |
| Tmt-bbg Research and Development GmbH | 4 |
1 |
| National Technology & Engineering Solutions of Sandia, LLC | 1955 |
1 |
| Teisaku Corporation | 3 |
1 |
| S-gun Limited | 3 |
1 |
| Other owners | 0 |