Yapp; Martin G.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Yapp; Martin G..The latest application filed is for "automotive engine-cooling fan assembly".
- Yapp; Martin G. - Needham MA
| Patent | Date |
|---|---|
| Automotive engine-cooling fan assembly Grant 7,585,159 - Caplan , et al. September 8, 2 | 2009-09-08 |
| Automotive engine-cooling fan assembly App 20040223845 - Caplan, Mark D. ; et al. | 2004-11-11 |
| Streamlined annular volute for centrifugal blower Grant 5,743,710 - Yapp April 28, 1 | 1998-04-28 |
| Multi-part injection-molded plastic fan Grant 5,611,668 - Yapp , et al. March 18, 1 | 1997-03-18 |
| Housing with recirculation control for use with banded axial-flow fans Grant 5,489,186 - Yapp , et al. February 6, 1 | 1996-02-06 |
| Forward skew fan with rake and chordwise camber corrections Grant 5,297,931 - Yapp , et al. March 29, 1 | 1994-03-29 |
| Centrifugal fan with airfoil vanes in annular volute envelope Grant 4,946,348 - Yapp August 7, 1 | 1990-08-07 |
| Centrifugal fan with variably cambered blades Grant 4,900,228 - Yapp February 13, 1 | 1990-02-13 |
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