- All sections
- B - Performing operations; transporting
- B23F - Making gears or toothed racks
- B23F 1/00 - Making gear teeth by tools of which the profile matches the profile of the required surface
Patent holdings for IPC class B23F 1/00
Total number of patents in this class: 20
10-year publication summary
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0
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1
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1
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0
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2
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1
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1
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1
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1
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0
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| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| The Gleason Works | 202 |
3 |
| Gleason-Pfauter Maschinenfabrik GmbH | 89 |
2 |
| Liebherr-Verzahntechnik GmbH | 72 |
2 |
| LG Display Co., Ltd. | 11907 |
1 |
| The Regents of the University of California | 18943 |
1 |
| Mitsubishi Heavy Industries, Ltd. | 8217 |
1 |
| JTEKT Corporation | 2423 |
1 |
| Ernst Grob AG | 22 |
1 |
| Fanuc Ltd | 256 |
1 |
| Hi-Lex Corporation | 328 |
1 |
| Katsuyoshi Kondoh | 5 |
1 |
| Klingelnberg AG | 74 |
1 |
| Neturen Co., Ltd. | 193 |
1 |
| Nippon Itf, Inc. | 42 |
1 |
| Jiangsu Pengfei Group Co., Ltd. | 17 |
1 |
| Gleason Works (The) | 1 |
1 |
| Other owners | 0 |