- All sections
- B - Performing operations; transporting
- B23F - Making gears or toothed racks
- B23F 17/00 - Special methods or machines for making gear teeth, not covered by groups
Patent holdings for IPC class B23F 17/00
Total number of patents in this class: 137
10-year publication summary
12
|
9
|
13
|
17
|
16
|
15
|
5
|
4
|
3
|
0
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Profilator GmbH & Co. KG | 64 |
18 |
Gleason-Pfauter Maschinenfabrik GmbH | 89 |
13 |
The Gleason Works | 202 |
12 |
Liebherr-Verzahntechnik GmbH | 72 |
7 |
Felsomat GmbH & Co. KG | 51 |
6 |
Sikorsky Aircraft Corporation | 1150 |
5 |
JTEKT Corporation | 2423 |
4 |
Engineered Abrasives, Inc. | 30 |
4 |
SAMP S.p.A. Con Unico Socio | 22 |
4 |
ZF Friedrichshafen AG | 6820 |
3 |
Breton SpA | 96 |
3 |
Klingelnberg AG | 74 |
3 |
Toyota Motor Corporation | 28582 |
2 |
Ford Global Technologies, LLC | 19702 |
2 |
Aisin Seiki Kabushiki Kaisha | 2427 |
2 |
American Axle & Manufacturing, Inc. | 649 |
2 |
Fairfield Manufacturing Company, Inc. | 44 |
2 |
Feintool International Holding AG | 113 |
2 |
Klingelnberg GmbH | 54 |
2 |
MAG IAS GmbH | 82 |
2 |
Other owners | 39 |