- All sections
- B - Performing operationstransporting
- B23B - Turningboring
- B23B 41/12 - Boring or drilling machines or devices specially adapted for particular workAccessories specially adapted therefor for forming working surfaces of cylinders, of bearings, e.g. in heads of driving rods, or of other engine parts
Patent holdings for IPC class B23B 41/12
Total number of patents in this class: 114
10-year publication summary
|
11
|
19
|
17
|
6
|
15
|
7
|
2
|
5
|
0
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Honda Motor Co., Ltd. | 24866 |
19 |
| Ecoroll AG Werkzeugtechnik | 15 |
5 |
| Ford Motor Company | 2730 |
4 |
| Bayerische Motoren Werke Aktiengesellschaft | 13863 |
4 |
| Gühring KG | 349 |
4 |
| TOYOTA JIDOSHA KABUSHIKI KAISHA (also trading as TOYOTA MOTOR CORPORATION) | 13086 |
4 |
| Nissan Motor Co., Ltd. | 12352 |
3 |
| Audi AG | 7281 |
3 |
| ENSHU Limited | 21 |
3 |
| Federal-Mogul Wiesbaden GmbH | 102 |
3 |
| Guehring KG | 57 |
3 |
| Korea Institute of Machinery & Materials | 722 |
3 |
| RENAULT s.a.s. | 5393 |
3 |
| Ford Global Technologies, LLC | 20070 |
2 |
| Daimler AG | 3418 |
2 |
| BNSF Railway Company | 370 |
2 |
| MAG IAS GmbH | 82 |
2 |
| Mitsubishi Hitachi Power Systems, Ltd. | 995 |
2 |
| Usinage Filiatrault Inc. | 8 |
2 |
| Yasunaga Corporation | 45 |
2 |
| Other owners | 39 |