GF

Guang Quan Feng

Overall (2018): #407,579 of 503,207Top 85%
1
Patents 2018

Issued Patents 2018

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
9959719 Adjustable door sensor Samuel Hong-Yen Pai, Wai-Leung Ha, Shen Owyang, Dick Kwai Chan, Wai Yin Shum +1 more 2018-05-01