GF

Guang Quan Feng

Overall (2017): #411,523 of 506,227Top 85%
1
Patents 2017

Issued Patents 2017

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
9761098 Adjustable building entry sensor Samuel Hong-Yen Pai, Wai-Leung Ha, Shen Owyang, Dick Kwai Chan, Wai Yin Shum +1 more 2017-09-12