- All sections
- B - Performing operationstransporting
- B23D - Planingslottingshearingbroachingsawingfilingscrapinglike operations for working metal by removing material, not otherwise provided for
- B23D 77/04 - Reamers with inserted cutting edges with cutting edges adjustable to different diameters along the whole cutting length
Patent holdings for IPC class B23D 77/04
Total number of patents in this class: 26
10-year publication summary
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0
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1
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1
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2
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0
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1
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0
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0
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0
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1
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| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Kennametal Inc. | 1389 |
5 |
| KOMET Group GmbH | 90 |
4 |
| Mapal Fabrik fur Prazisionswerkzeuge Dr. Kress KG | 142 |
4 |
| Gühring oHG | 68 |
2 |
| Iscar, Ltd. | 1133 |
2 |
| SNECMA S.A. | 1148 |
1 |
| Kyocera Corporation | 13930 |
1 |
| Ecoroll AG Werkzeugtechnik | 15 |
1 |
| Guehring KG | 57 |
1 |
| Makino Inc. | 37 |
1 |
| Safran Aircraft Engines | 6306 |
1 |
| URMA AG Werkzeugfabrik | 5 |
1 |
| Snecma | 1064 |
1 |
| Suzhou Xinneng Precise Machinery Co., Ltd | 3 |
1 |
| Other owners | 0 |