Inventor

LI FANG-QUAN

CN4 patents

⚠️ This page may combine multiple inventors who share the name “LI FANG-QUAN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

HONG FU JIN PREC IND (SHENZHEN) CO LTD

2 patents

US9687971B2Jun 27, 2017

Hand-driven mechanical screwdriver

HONG FU JIN PREC IND (SHENZHEN) CO LTD1 citations50

US9672129B2Jun 6, 2017

Testing tray

HONG FU JIN PREC IND (SHENZHEN) CO LTD0 citations36

YU LONG

1 patent

USD697507SJan 14, 2014

Portable electronic device

YU LONG82 citations95

HONGFUJIN PREC IND SHENZHEN

1 patent

US9144165B2Sep 22, 2015

Housing structure and electronic device using the same

HONGFUJIN PREC IND SHENZHEN12 citations82