Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8673075 | Procedure for in-situ determination of thermal gradients at the crystal growth front | Benno Orschel, Andrzej Buczkowski, Joel Kearns, Keiichi Takanashi | 2014-03-18 |
| 8641822 | Method and apparatus for controlling diameter of a silicon crystal ingot in a growth process | Benno Orschel, Joel Kearns, Keiichi Takanashi | 2014-02-04 |
| 8221545 | Procedure for in-situ determination of thermal gradients at the crystal growth front | Benno Orschel, Andrzej Buczkowski, Joel Kearns, Keiichi Takanashi | 2012-07-17 |
| 8012255 | Method and apparatus for controlling diameter of a silicon crystal ingot in a growth process | Benno Orschel, Joel Kearns, Keiichi Takanashi | 2011-09-06 |
| 6648967 | Crystal-pulling apparatus for pulling and growing a monocrystalline silicon ingot, and method therefor | Rocky Oakley, Peter Wildes, Fritz Kirscht, Haresh Siriwardane, Joel Kearns | 2003-11-18 |
| 6491752 | Enhanced n-type silicon material for epitaxial wafer substrate and method of making same | Fritz Kirscht, Peter Wildes, Nobuo Fukuto, Boris A. Snegirev, Seung-Bae Kim | 2002-12-10 |
| 5776864 | Large single domain 123 material produced by seeding with single crystal rare earth barium copper oxide single crystals | Dean J. Miller, Donglu Shi, Suvankar Sengupta | 1998-07-07 |
| 5549748 | Method for harvesting single crystals from a peritectic melt | Suvankar Sengupta, Donglu Shi | 1996-08-27 |
| 5504060 | Method for harvesting rare earth barium copper oxide single crystals | Suvankar Sengupta, Donglu Shi | 1996-04-02 |