Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12411309 | Camera optical lens including six lenses of −++−+− refractive powers | Jia Chen | 2025-09-09 |
| 12386151 | Camera optical lens | Jia Chen | 2025-08-12 |
| 12019424 | Method for numerical control milling, forming and polishing of large-diameter aspheric lens | Xi Chen, Peiji Guo, Zhuocheng Dai, Chenchao Li | 2024-06-25 |
| 11969805 | Method and device for milling large-diameter aspheric surface by using splicing method and polishing method | Xi Chen, Zhuocheng Dai, Peiji Guo, Chenchao Li | 2024-04-30 |
| D915524 | Scooter | Matao Cao, Jianbing Wu, Hongxia Zhu | 2021-04-06 |
| D914103 | Scooter | Matao Cao, Jianbing Wu, Hongxia Zhu | 2021-03-23 |