U.S. patent number D534,523 [Application Number D/202,774] was granted by the patent office on 2007-01-02 for sub woofer. This patent grant is currently assigned to Koninklijke Philips Electronics N.V.. Invention is credited to Keith Tan Chee Kang, Terence Loh Tze Kok.
United States Patent | D534,523 |
Kang , et al. | January 2, 2007 |
Inventors: | Kang; Keith Tan Chee (Singapore, SG), Kok; Terence Loh Tze (Singapore, SG) |
---|---|
Assignee: | Koninklijke Philips Electronics
N.V. (Eindhoven, NL) |
Appl. No.: | D/202,774 |
Filed: | April 5, 2004 |
Current U.S. Class: | D14/214 |
Current International Class: | 1401 |
Field of Search: | ;D14/204,207,209-216,356 ;181/143-144,147-148,150,157,198-199,151,153 ;381/300-302,306,333,345,361-364,386-388,332,336 |
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