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Patent applications and USPTO patent grants for Chang; Cheng S..The latest application filed is for "retrofitting system for pole mounted light fixtures".
Patent | Date |
---|---|
Lighting fixture Grant D808,568 - Chang , et al. January 23, 2 | 2018-01-23 |
LED based area lighting fixture Grant 9,777,910 - Hunt, III , et al. October 3, 2 | 2017-10-03 |
Retrofitting System For Pole Mounted Light Fixtures App 20170030563 - Hunt; R. Samuel ;   et al. | 2017-02-02 |
Lighting fixture Grant D772,474 - Chang , et al. November 22, 2 | 2016-11-22 |
Led Based Area Lighting Fixture App 20160281967 - Hunt, III; R. Samuel ;   et al. | 2016-09-29 |
LED area light fixture Grant D754,385 - Hunt, III , et al. April 19, 2 | 2016-04-19 |
Light fixture support Grant D752,274 - Hunt, III , et al. March 22, 2 | 2016-03-22 |
Lighting fixture Grant D740,997 - Chang , et al. October 13, 2 | 2015-10-13 |
Lighting fixture Grant D710,530 - Chang , et al. August 5, 2 | 2014-08-05 |
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