Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12145337 | Method for tinting or decoloring a lens, lens obtainable by the method for tinting or decoloring a lens, lens comprising a tint or decolorization, lens holder and tinting device for tinting a lens | Davide Terzi, Brolin Li | 2024-11-19 |
| 7457544 | Single channel four-port group delay compensation equalizer | Xuehua Wu, Sanjai Parthasarathi, Giovanni Bararossa | 2008-11-25 |
| 7454143 | Reconfigurable thin film based DWDM devices for reconfigurable add-drop optical systems | Xuehua Wu, Mingjun Zhao, Giovanni Barbarossa | 2008-11-18 |
| 7340130 | Method for assembly of multi-ports optical apparatus | Xuehua Wu, Mingjun Zhao | 2008-03-04 |
| 7171073 | Structure and method for multi-ports optical apparatus | Xuehua Wu, Mingjun Zhao | 2007-01-30 |