Ruthenberg; Douglas
Patent Applications and Registrations
Patent applications and USPTO patent grants for Ruthenberg; Douglas.The latest application filed is for "sparkle light bulb with controllable memory function".
- Ruthenberg; Douglas - Spring Hill FL
| Patent | Date |
|---|---|
| Multicolor LED lamp bulb for underwater pool lights Grant RE39,856 - Ruthenberg September 25, 2 | 2007-09-25 |
| Sparkle light bulb with controllable memory function Grant 6,685,339 - Daughtry , et al. February 3, 2 | 2004-02-03 |
| Sparkle light bulb with controllable memory function App 20030151917 - Daughtry, Jerry ; et al. | 2003-08-14 |
| Light housing adapter App 20030139078 - Ruthenberg, Douglas | 2003-07-24 |
| Apparatus for creating a multi-colored illuminated waterfall or water fountain Grant 6,196,471 - Ruthenberg March 6, 2 | 2001-03-06 |
| Multicolor led lamp bulb for underwater pool lights Grant 6,184,628 - Ruthenberg February 6, 2 | 2001-02-06 |
| Waterfall planter Grant D397,958 - Ruthenberg September 8, 1 | 1998-09-08 |
| Waterfall planter Grant D394,827 - Ruthenberg June 2, 1 | 1998-06-02 |
| Centerfed device for creating decorative waterfalls Grant 5,738,280 - Ruthenberg April 14, 1 | 1998-04-14 |
| Apparatus for creating waterfall for swimming pools Grant 5,249,744 - Ruthenberg October 5, 1 | 1993-10-05 |
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