P
PatentIndex
Search
Landscape
Sign in
Inventor
CHU HUI-TUNG
TW
2 patents
Patents
2 patents
US9579807B2
Feb 28, 2017
Foldable knife with multiple switching modes
CHU HUI-TUNG
10 citations
77
US8584367B2
Nov 19, 2013
Pocketknife with an assisted opening and closing mechanism
CHU HUI-TUNG
10 citations
77