YH

Yu-Hwei Huang

HC Ho E Screw & Hardware Co.: 1 patents #2 of 2Top 100%
Overall (All Time): #185,781 of 4,157,543Top 5%
23
Patents All Time

Issued Patents All Time

Showing 1–23 of 23 patents

Patent #TitleCo-InventorsDate
8133375 Method of surface printing and plating 2012-03-13
6826938 Key collecting device controlled on one end 2004-12-07
6763692 Annular key collecting device 2004-07-20
6536247 Seat device of a key ring 2003-03-25
6398383 Flashlight carriable on one's person 2002-06-04
6332345 Key ring structure 2001-12-25
6318879 Two-part flashlight controlled by rotation 2001-11-20
5755127 Fast assembled twin ear key rings 1998-05-26
D389725 Key 1998-01-27
D389957 Decorative nail file 1998-01-27
D373899 Key ring 1996-09-24
5507401 Personal perfume carrier 1996-04-16
5494323 Fasteners 1996-02-27
5488848 Keyring holder 1996-02-06
5410785 Device to detachably connect two objects 1995-05-02
5407064 Coin carrier 1995-04-18
5329670 Structure of clip 1994-07-19
5224366 Key ring assembly 1993-07-06
5174139 Key ring holder with hanger loop for hanging 1992-12-29
5154073 Plate block key ring 1992-10-13
5129126 Structure of fastening device for fastening two things together 1992-07-14
5050414 Structure of key-ring assembly 1991-09-24
5042854 Latch assembly 1991-08-27