- All sections
- B - Performing operationstransporting
- B23D - Planingslottingshearingbroachingsawingfilingscrapinglike operations for working metal by removing material, not otherwise provided for
- B23D 77/12 - Reamers with cutting edges arranged in tapered form
Patent holdings for IPC class B23D 77/12
Total number of patents in this class: 17
10-year publication summary
|
2
|
1
|
1
|
2
|
3
|
1
|
2
|
1
|
0
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| The Boeing Company | 19922 |
4 |
| Kennametal Inc. | 1392 |
2 |
| Ishii Corporation Co.,Ltd | 2 |
2 |
| Sumitomo Electric Hardmetal Corp. | 1009 |
1 |
| Autotech Engineering Deutschland GmbH | 14 |
1 |
| EMUGE-Werk Richard Glimpel GmbH & Co. KG Fabrik für Präzisionswerkzeuge | 82 |
1 |
| KOMET Group GmbH | 92 |
1 |
| Titeflex Corporation | 84 |
1 |
| Sumitomo Electric Tool Net, Inc. | 13 |
1 |
| Firma Guhring OHG | 5 |
1 |
| Westmur Elegance Equine Products Ltd. | 1 |
1 |
| GR & CC Morgan Pty Limited | 1 |
1 |
| Other owners | 0 |