Sawada; Fred H.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Sawada; Fred H..The latest application filed is for "high sensitivity brush arcing monitor for a dynamoelectric machine".
- Sawada; Fred H. - Scotia NY
| Patent | Date |
|---|---|
| High sensitivity brush arcing monitor for a dynamoelectric machine Grant 4,451,786 - Sawada , et al. May 29, 1 | 1984-05-29 |
| Brush alignment apparatus Grant 4,342,960 - Sawada August 3, 1 | 1982-08-03 |
| Apparatus for aligning brushes of a dynamoelectric machine Grant 4,204,156 - Sawada , et al. May 20, 1 | 1980-05-20 |
| Apparatus for monitoring arcing of brushes in a dynamoelectric machine Grant 4,163,227 - Sawada , et al. July 31, 1 | 1979-07-31 |
| Signal monitoring system Grant 4,058,804 - Sawada , et al. November 15, 1 | 1977-11-15 |
| Signal Monitoring System Grant 3,653,019 - Barton , et al. March 28, 1 | 1972-03-28 |
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