Tuft; Roy E.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Tuft; Roy E..The latest application filed is for "polycrystalline diamond and cemented carbide substrate and synthesizing process therefor".
- Tuft; Roy E. - Guilderland Center NY
- Tuft; Roy E. - Albany NY
| Patent | Date |
|---|---|
| Polycrystalline diamond and cemented carbide substrate and synthesizing process therefor Grant 4,380,471 - Lee , et al. April 19, 1 | 1983-04-19 |
| Polycrystalline diamond body and process Grant 4,231,195 - DeVries , et al. * November 4, 1 | 1980-11-04 |
| Annealing synthetic diamond type Ib Grant 4,174,380 - Strong , et al. * November 13, 1 | 1979-11-13 |
| Silicon carbide and silicon bonded polycrystalline diamond body and method of making it Grant 4,151,686 - Lee , et al. May 1, 1 | 1979-05-01 |
| Fingerprinting crystals Grant 4,143,544 - DeVries , et al. March 13, 1 | 1979-03-13 |
| Annealing type Ib or mixed type Ib-Ia natural diamond crystal Grant 4,124,690 - Strong , et al. November 7, 1 | 1978-11-07 |
| Method and high pressure reaction vessel for quality control of diamond growth on diamond seed Grant 4,034,066 - Strong , et al. July 5, 1 | 1977-07-05 |
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