Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10875812 | Transparent ceramic with complex geometry | Drew Haven, William J. DROUIN | 2020-12-29 |
| 9963800 | Method of making a sapphire component including machining a sapphire single crystal | John Walter Locher, Ralph Lampson MacLean, JR., Herbert Ellsworth Bates | 2018-05-08 |
| 9926645 | Method of forming a single crystal sheet using a die having a thermal gradient along its length | John Walter Locher, Ralph Lampson MacLean, JR., Herbert Ellsworth Bates | 2018-03-27 |
| 8685161 | Method of forming a sapphire crystal using a melt fixture including thermal shields having a stepped configuration | John Walter Locher, Ralph Lampson MacLean, JR., Herbert Ellsworth Bates | 2014-04-01 |
| 8652658 | C-plane sapphire method and apparatus | Vitali Tatartchenko, Christopher D. Jones, John Walter Locher, Fery Pranadi | 2014-02-18 |
| RE43469 | Single crystals and methods for fabricating same | John Walter Locher, Ralph Lampson MacLean, JR., Herbert Ellsworth Bates | 2012-06-12 |
| 8157913 | Method of forming a sapphire single crystal | John Walter Locher, Ralph Lampson MacLean, JR., Herbert Ellsworth Bates | 2012-04-17 |
| 7348076 | Single crystals and methods for fabricating same | John Walter Locher, Ralph Lampson MacLean, JR., Herbert Ellsworth Bates | 2008-03-25 |