| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 4 | |
| #2 | WIPO (World Intellectual Property Organization) | 4 | |
| #3 | China | 3 |
| # | Industry | |
|---|---|---|
| #1 | Measurement |
| # | Technology | |
|---|---|---|
| #1 | Analysing materials | |
| #2 | Measuring length, angles and areas | |
| #3 | Measuring light |
| # | Name | Total Patents |
|---|---|---|
| #1 | Wang Xiaohan | 7 |
| #2 | Lu Tongxin | 7 |
| #3 | Tongxin Lu | 3 |
| #4 | Xiaohan Wang | 3 |
| #5 | Gao Haijun | 1 |
| #6 | Dang Jiangtao | 1 |
| #7 | Pan Ningning | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US2010118308A1 | Composite Optical Focusing Devices | |
| WO2008016941A2 | Image rotation devices and their applications | |
| CN101443647A | Optical measurement system with simultaneous multiple wavelengths, multiple angles of incidence and angles of azimuth | |
| WO2007127760A2 | Spectroscopic ellipsometers |