| 6207891 |
Columnar-grained polycrystalline solar cell substrate |
Robert B. Hall, Allen M. Barnett, Joseph C. Checchi, David H. Ford, James A. Rand |
2001-03-27 |
| 6111191 |
Columnar-grained polycrystalline solar cell substrate and improved method of manufacture |
Robert B. Hall, Allen M. Barnett, Sandra R. Collins, Joseph C. Checchi, David H. Ford +2 more |
2000-08-29 |
| RE36156 |
Columnar-grained polycrystalline solar cell and process of manufacture |
Robert B. Hall, Allen M. Barnett, Sandra R. Collins, Joseph C. Checchi, David H. Ford +2 more |
1999-03-23 |
| 5496416 |
Columnar-grained polycrystalline solar cell and process of manufacture |
Robert B. Hall, Allen M. Barnett, Sandra R. Collins, Joseph C. Checchi, David H. Ford +2 more |
1996-03-05 |
| 5336335 |
Columnar-grained polycrystalline solar cell and process of manufacture |
Robert B. Hall, Allen M. Barnett, Jacob Embree Brown, Joseph C. Checchi, David H. Ford +3 more |
1994-08-09 |