MacLean, Jr.; Ralph L.
Patent Applications and Registrations
Patent applications and USPTO patent grants for MacLean, Jr.; Ralph L..The latest application filed is for "method of forming a sapphire crystal using a melt fixture including thermal shields having a stepped configuration".
- MacLean, Jr.; Ralph L. - Manchester NH US
| Patent | Date |
|---|---|
| Method of forming a sapphire crystal using a melt fixture including thermal shields having a stepped configuration Grant 8,685,161 - Locher , et al. April 1, 2 | 2014-04-01 |
| Method of forming a sapphire single crystal Grant 8,157,913 - Locher , et al. April 17, 2 | 2012-04-17 |
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