- All sections
- B - Performing operationstransporting
- B23D - Planingslottingshearingbroachingsawingfilingscrapinglike operations for working metal by removing material, not otherwise provided for
- B23D 77/00 - Reaming tools
Patent holdings for IPC class B23D 77/00
Total number of patents in this class: 278
10-year publication summary
|
19
|
23
|
41
|
31
|
27
|
12
|
13
|
10
|
3
|
4
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Sumitomo Electric Hardmetal Corp. | 1049 |
49 |
| Kennametal Inc. | 1378 |
32 |
| Iscar, Ltd. | 1118 |
16 |
| Sumitomo Electric Industries, Ltd. | 15789 |
13 |
| Kyocera Corporation | 14091 |
11 |
| KOMET Group GmbH | 89 |
10 |
| SECO Tools AB | 454 |
9 |
| Gühring oHG | 67 |
8 |
| Gühring KG | 362 |
6 |
| Tungaloy Corporation | 520 |
6 |
| Guehring KG | 60 |
5 |
| Hartmetall-Werkzeugfabrik Paul Horn GmbH | 157 |
5 |
| Mapal Fabrik fur Prazisionswerkzeuge Dr. Kress KG | 135 |
5 |
| The Boeing Company | 20186 |
4 |
| Audi AG | 7400 |
4 |
| OSG Corporation | 352 |
4 |
| Safran Aircraft Engines | 6410 |
4 |
| Desgranges Outils Coupants | 4 |
4 |
| Sumitomo Electric Tool Net, Inc. | 13 |
4 |
| Robert Bosch GmbH | 43096 |
3 |
| Other owners | 76 |