Inventor

WANG CHENG-WEN

CN4 patents

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

BEIJING GUOHUAN TSINGHUA ENV ENG DESIGN & RES INST CO LTD

1 patent

US9469549B2Oct 18, 2016

Process for recovery of fluoride from wastewater produced in crystalline silicon solar cell manufacturing

BEIJING GUOHUAN TSINGHUA ENV ENG DESIGN & RES INST CO LTD1 citations42

HUNG KUO-CHIANG

1 patent

US8768421B2Jul 1, 2014

Electronic device and antenna reception tuning method thereof

HUNG KUO-CHIANG1 citations42

PRIMAX ELECTRONICS LTD

1 patent

US7667689B2Feb 23, 2010

Mouse device with mechanism to switch mode for roller operation

PRIMAX ELECTRONICS LTD0 citations37

WANG CHENG-WEN

1 patent

US8913953B2Dec 16, 2014

Method for changing operating mode of electronic device when human presence is detected and electronic device using the method

WANG CHENG-WEN0 citations26