Yonkers; Robert A.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Yonkers; Robert A..The latest application filed is for "extractor with manual priming pump".
- Yonkers; Robert A. - Grandville MI
| Patent | Date |
|---|---|
| Extractor with manual priming pump Grant 5,289,611 - Yonkers , et al. March 1, 1 | 1994-03-01 |
| Self-contained, compact vacuum/extractor Grant 5,287,587 - Yonkers , et al. February 22, 1 | 1994-02-22 |
| Wet vacuum/extractor with vacuum priming system Grant 5,287,590 - Yonkers , et al. February 22, 1 | 1994-02-22 |
| Vacuum filter Grant 5,230,722 - Yonkers July 27, 1 | 1993-07-27 |
| Compact extractor Grant 5,086,537 - McDowell , et al. February 11, 1 | 1992-02-11 |
| Vacuum cleaner with brush lift-off Grant 4,823,430 - Yonkers , et al. April 25, 1 | 1989-04-25 |
| Conversion attachment for a wet-dry vacuum cleaner Grant 4,333,203 - Yonkers June 8, 1 | 1982-06-08 |
| Vacuum cleaner with improved brush Grant 4,042,997 - McDowell , et al. August 23, 1 | 1977-08-23 |
| Floor sweeper with auxiliary rotary brushes Grant 3,978,539 - Yonkers September 7, 1 | 1976-09-07 |
| Rotary Shaver With Interlocking Means To Prevent Shear Plate Rotation Grant 3,844,033 - Yonkers October 29, 1 | 1974-10-29 |
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