Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9343378 | Optical control of multi-stage thin film solar cell production | Jian Li, Miguel A. Contreras, John Scharf | 2016-05-17 |
| 9136184 | In situ optical diagnostic for monitoring or control of sodium diffusion in photovoltaics manufacturing | Jian Li, Miguel A. Contreras, Stephen John Glynn | 2015-09-15 |
| 7179665 | Optical method for determining the doping depth profile in silicon | — | 2007-02-20 |
| 5541118 | Process for producing cadmium sulfide on a cadmium telluride surface | Art J. Nelson, Richard K. Ahrenkiel | 1996-07-30 |