Powell; Ronald Allan
Patent Applications and Registrations
Patent applications and USPTO patent grants for Powell; Ronald Allan.The latest application filed is for "apparatus and method for injecting and modifying gas concentration of a meta-stable or atomic species in a downstream plasma reactor".
- Powell; Ronald Allan - San Carlos CA
- Powell; Ronald Allan - Redwood City CA
| Patent | Date |
|---|---|
| Apparatus and method for injecting and modifying gas concentration of a meta-stable or atomic species in a downstream plasma reactor Grant 6,616,985 - Powell , et al. September 9, 2 | 2003-09-09 |
| Passivation of copper in dual damascene metalization Grant 6,554,914 - Rozbicki , et al. April 29, 2 | 2003-04-29 |
| Apparatus and method for injecting and modifying gas concentration of a meta-stable or atomic species in a downstream plasma reactor Grant 6,287,643 - Powell , et al. September 11, 2 | 2001-09-11 |
| Optical spectrometer Grant 5,703,689 - Powell December 30, 1 | 1997-12-30 |
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