Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6447601 | Crystal puller and method for growing monocrystalline silicon ingots | Richard J. Phillips, Kirk D. McCallum | 2002-09-10 |
| 5980629 | Methods for improving zero dislocation yield of single crystals | Richard L. Hansen, Robert M. McCutchan, John D. Holder, Leon A. Allen, Robert D. Shelley | 1999-11-09 |
| 5976247 | Surface-treated crucibles for improved zero dislocation performance | Richard L. Hansen, Robert M. McCutchan, John D. Holder, Leon A. Allen, Robert D. Shelley | 1999-11-02 |
| 5779791 | Process for controlling thermal history of Czochralski-grown silicon | Harold W. Korb, Sadasivam Chandrasekhar, Robert J. Falster, Joseph C. Holzer, Kyong-Min Kim +1 more | 1998-07-14 |