Issued Patents 2024
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12135208 | Large gear involute artifact assembled with mandrel | Siying Ling, Ming Ling, Hongxia Song, Zhihao Zhang, Xiangsheng Liu +1 more | 2024-11-05 |
| 11971324 | Method for checking or testing the profile of the path of contact of involute helical cylindrical gears | Yanqiang Sun | 2024-04-30 |