Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6685339 | Sparkle light bulb with controllable memory function | Douglas Ruthenberg | 2004-02-03 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6685339 | Sparkle light bulb with controllable memory function | Douglas Ruthenberg | 2004-02-03 |