U.S. patent number D740,254 [Application Number D/480,955] was granted by the patent office on 2015-10-06 for audio headphones. This patent grant is currently assigned to Sony Computer Entertainment America LLC, Sony Computer Entertainment Inc.. The grantee listed for this patent is Sony Computer Entertainment America LLC, Sony Computer Entertainment Inc.. Invention is credited to Ennin Huang, Tetsu Sumii.
United States Patent | D740,254 |
Huang , et al. | October 6, 2015 |
Inventors: | Huang; Ennin (Santa Clara, CA), Sumii; Tetsu (Tokyo, JP) | ||||||||||
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Applicant: |
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Assignee: | Sony Computer Entertainment America
LLC (San Mateo, CA) Sony Computer Entertainment Inc. (Tokyo, JP) |
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Appl. No.: | D/480,955 | ||||||||||
Filed: | January 30, 2014 |
Current U.S. Class: | D14/205 |
Current International Class: | 1401 |
Field of Search: | ;D14/192,188,205,206 ;D29/112 ;2/209 ;181/129,130,135 ;379/430,431,374 ;455/90.3,575.1 |
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