2 Utility Patents
#2,842 in Guangdong
#63,639 in China
Forward Citations = 0
Company Filing History:
Guangzhou Chinaray Optoelectronic Materials Ltd.
Shenzhen Guohua Optoelectronics Co., Ltd.
Academy of Shenzhen Guohua Optoelectronics
where one patent can have more than one assignee
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