Inventor

Yang wei-da

TW18 patents

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

Yang wei-da

FU TAI HUA IND SHENZHEN CO LTD

Transport chute and assembly line using same

Automatic turnover device using gravity

Variable spacing device

Electric vehicle automatic charging system and electric vehicle automatic charging method

Control device and battery exchange method

Test pad and method for determining positions of probes

Levelness measuring device and levelness measuring method

HONGFUJIN PREC ELECT ZHENGZHOU CO LTD

Packing box

Speed reducer

Testing machine and system for mobile phone

Automatic feeding system

Packing box

Receiving structure and automatic feeding system

Robot control system and method

HONGFUJIN PREC ELECTRONICS (ZHENGZHOU) CO LTD

Framework and method for tracking lost or stolen electronic device

Testing apparatus for testing electrical circuit board having electrical connectors thereon

FU TAI HUA IND (SHENZHEN) CO LTD

Cylinder

Positional stop device