- All sections
- B - Performing operations; transporting
- B23F - Making gears or toothed racks
- B23F 21/23 - Face-mills for longitudinally-curved gear teeth with cutter teeth arranged on a spiral curve for continuous generating processes
Patent holdings for IPC class B23F 21/23
Total number of patents in this class: 6
10-year publication summary
|
2
|
1
|
0
|
0
|
1
|
0
|
0
|
1
|
0
|
1
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| The Gleason Works | 202 |
2 |
| Kinik Company | 44 |
1 |
| Kyocera SGS Precision Tools, Inc. | 43 |
1 |
| Sandvik Intellectual Property AB | 1634 |
1 |
| GE Infrastructure Technology, LLC | 5873 |
1 |
| Other owners | 0 |