P

Inventor

CHENG CHING-YUAN

TW6 patents
⚠️ This page may combine multiple inventors who share the name “CHENG CHING-YUAN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

CHENG CHING-YUAN

3 patents
US8659383B2Feb 25, 2014

Magnetic member

CHENG CHING-YUAN4 citations68
US8339806B2Dec 25, 2012

Network communication component

CHENG CHING-YUAN4 citations59
USD292868SNov 24, 1987

Combination lock

CHENG CHING-YUAN4 citations58

LIN CHING TZUNG

1 patent
US8854167B2Oct 7, 2014

Magnetic assembly

LIN CHING TZUNG11 citations78

CHENG CHING YUAN

1 patent
US4669286AJun 2, 1987

Combination changing mechanism and combination lock used said mechanism

CHENG CHING YUAN6 citations58

MAG LAYERS SCIENT TECHNICS CO

1 patent
US9947465B2Apr 17, 2018

Magnetic assembly packaging process

MAG LAYERS SCIENT TECHNICS CO0 citations32