Greenfield; William R.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Greenfield; William R..The latest application filed is for "portable audio system with docking cradle".
- Greenfield; William R. - Boston MA
| Patent | Date |
|---|---|
| Portable audio system with docking cradle Grant 7,689,197 - Laude , et al. March 30, 2 | 2010-03-30 |
| Portable Audio System With Docking Cradle App 20080152164 - Laude; Michael E. ; et al. | 2008-06-26 |
| Audio System For Portable Device App 20070217633 - Copeland; Jeffery P. ; et al. | 2007-09-20 |
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