- All sections
- B - Performing operationstransporting
- B23B - Turningboring
- B23B 51/04 - Tools for drilling machines for trepanning
Patent holdings for IPC class B23B 51/04
Total number of patents in this class: 603
10-year publication summary
|
55
|
65
|
76
|
99
|
44
|
64
|
36
|
46
|
39
|
12
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Hilti Aktiengesellschaft | 3447 |
85 |
| Milwaukee Electric Tool Corporation | 4277 |
73 |
| Black & Decker, Inc. | 2396 |
37 |
| Robert Bosch GmbH | 42392 |
26 |
| Iscar, Ltd. | 1119 |
18 |
| Kennametal Inc. | 1391 |
17 |
| botek Präzisionsbohrtechnik GmbH | 27 |
17 |
| Sandvik Intellectual Property AB | 1500 |
14 |
| Allied Machine & Engineering Corp. | 102 |
13 |
| Kabushiki Kaisha Miyanaga | 84 |
10 |
| Tungaloy Corporation | 500 |
9 |
| C. & E. FEIN GmbH | 189 |
8 |
| Boorwerk B.V. | 11 |
7 |
| Kennametal India Limited | 32 |
7 |
| Kyocera Corporation | 13630 |
6 |
| botek Praezisionsbohrtechnik GmbH | 13 |
6 |
| KOMET Group GmbH | 90 |
6 |
| Mueller International, LLC | 711 |
6 |
| Irwin Industrial Tool Company | 35 |
5 |
| AB Sandvik Coromant | 228 |
4 |
| Other owners | 229 |