Issued Patents 2024
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12174923 | Zero-watermarking method and device for BIM data, and medium | Xingxiang Jiang, Qianwen Zhou, Changqing Zhu, Hua Sun, Luanyun Hu +4 more | 2024-12-24 |
| 11958305 | Method of producing a spectacle lens and product comprising a spectacle lens | Michel-René Christmann, Christian Lischer, Andreu Llobera Adan | 2024-04-16 |
| 11899287 | Method of manufacturing a spectacle lens | Michel-René Christmann, Waiz Karim, Andreu Llobera Adan, Christian Lischer, Maximilian Kastner | 2024-02-13 |