- All sections
- B - Performing operationstransporting
- B23B - Turningboring
- B23B 27/14 - Cutting tools of which the bits or tips are of special material
Patent holdings for IPC class B23B 27/14
Total number of patents in this class: 2551
10-year publication summary
|
137
|
210
|
190
|
203
|
219
|
215
|
183
|
132
|
171
|
71
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Sumitomo Electric Hardmetal Corp. | 1026 |
499 |
| Kyocera Corporation | 13857 |
415 |
| Sumitomo Electric Industries, Ltd. | 15529 |
250 |
| Mitsubishi Materials Corporation | 2449 |
231 |
| Tungaloy Corporation | 511 |
199 |
| Sandvik Intellectual Property AB | 1482 |
70 |
| Kennametal Inc. | 1389 |
69 |
| SECO Tools AB | 462 |
56 |
| Iscar, Ltd. | 1125 |
55 |
| AB Sandvik Coromant | 241 |
41 |
| OSG Corporation | 350 |
36 |
| Moldino Tool Engineering, Ltd. | 117 |
35 |
| Korloy Inc. | 253 |
30 |
| Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.) | 2869 |
26 |
| NGK Spark Plug Co., Ltd. | 891 |
25 |
| Walter AG | 263 |
25 |
| Hitachi Tool Engineering, Ltd. | 36 |
14 |
| Mitsubishi Hitachi Tool Engineering, Ltd. | 91 |
14 |
| Ceratizit Austria Gesellschaft mbH | 120 |
13 |
| Kennametal India Limited | 32 |
12 |
| Other owners | 436 |