Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10684422 | Optical fiber polarity tester | Troy D. Cummings, Kevin M. Ehringer, Billie Cottongim | 2020-06-16 |
| 10241277 | Optical fiber polarity tester | Troy D. Cummings, Kevin M. Ehringer, Billie Cottongim | 2019-03-26 |
| 10157534 | Multi-function retroreflective on-board alert system | — | 2018-12-18 |
| 10025039 | Optical fiber polarity tester | Troy D. Cummings, Kevin M. Ehringer, Billie Cottongim | 2018-07-17 |
| 9275772 | Electroconductive paste composition | Weiming Zhang | 2016-03-01 |
| 9105768 | Lead free solar cell contacts | Srinivasan Sridharan, Chandrashekhar S. Khadilkar, Aziz S. Shaikh, Steve S. Kim | 2015-08-11 |
| 8889041 | Method of making solar cell contacts | Srinivasan Sridharan, Chandrashekhar S. Khadilkar, Aziz S. Shaikh | 2014-11-18 |
| 8535971 | Method for applying full back surface field and silver busbar to solar cell | Weiming Zhang | 2013-09-17 |
| 8093491 | Lead free solar cell contacts | Srinivasan Sridharan, Chandrashekhar S. Khadilkar, Aziz S. Shaikh, Steve S. Kim | 2012-01-10 |