U.S. patent number D588,574 [Application Number D/319,555] was granted by the patent office on 2009-03-17 for interphone. This patent grant is currently assigned to Aiphone Co., Ltd.. Invention is credited to Koutarou Takahata.
United States Patent | D588,574 |
Takahata | March 17, 2009 |
Inventors: | Takahata; Koutarou (Nagoya, JP) |
---|---|
Assignee: | Aiphone Co., Ltd. (Nagoya-shi,
JP) |
Appl. No.: | D/319,555 |
Filed: | June 11, 2008 |
Current U.S. Class: | D14/159 |
Current International Class: | 1403 |
Field of Search: | ;D14/162,159,130,158,142 ;D13/177 ;713/182 ;455/575.2 ;379/176,167.14,167.05,156,155 ;348/156 ;340/326 |
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