- All sections
- B - Performing operations; transporting
- B23B - Turning; boring
- 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: 2428
10-year publication summary
|
154
|
141
|
214
|
191
|
206
|
222
|
216
|
187
|
133
|
49
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Sumitomo Electric Hardmetal Corp. | 969 |
498 |
| Kyocera Corporation | 12735 |
377 |
| Mitsubishi Materials Corporation | 2378 |
222 |
| Sumitomo Electric Industries, Ltd. | 14131 |
214 |
| Tungaloy Corporation | 481 |
197 |
| Sandvik Intellectual Property AB | 1634 |
72 |
| Kennametal Inc. | 1380 |
66 |
| Iscar, Ltd. | 1084 |
54 |
| SECO Tools AB | 456 |
52 |
| OSG Corporation | 355 |
34 |
| Moldino Tool Engineering, Ltd. | 98 |
29 |
| NGK Spark Plug Co., Ltd. | 935 |
28 |
| Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.) | 2865 |
26 |
| Korloy Inc. | 249 |
26 |
| AB Sandvik Coromant | 175 |
25 |
| Walter AG | 240 |
21 |
| Hitachi Tool Engineering, Ltd. | 36 |
14 |
| Mitsubishi Hitachi Tool Engineering, Ltd. | 99 |
14 |
| Ceratizit Austria Gesellschaft mbH | 118 |
12 |
| Kennametal India Limited | 30 |
12 |
| Other owners | 435 |