JL

Jack Lin

YC Yih Cheng Factory Co.: 32 patents #1 of 5Top 20%
UN Unknown: 3 patents #7,366 of 83,584Top 9%
KC Kemflo (Nanjing) Environmental Technology Co.: 2 patents #1 of 8Top 15%
Colgate-Palmolive: 1 patents #1,266 of 2,015Top 65%
KC Kemflo International Co.: 1 patents #4 of 12Top 35%
PT Princeton Technology: 1 patents #77 of 135Top 60%
📍 Nantou, KS: #1 of 1 inventorsTop 100%
Overall (All Time): #48,153 of 4,157,543Top 2%
53
Patents All Time

Issued Patents All Time

Showing 26–50 of 53 patents

Patent #TitleCo-InventorsDate
8228384 Circuit testing apparatus Cheng-Yung Teng, Yi-Chang Hsu, Wei-Fen Chiang, Li-Ying Chang 2012-07-24
8209818 Tool handle unit 2012-07-03
7931143 Toolbox 2011-04-26
7882769 Insulating screwdriver having wear identification function 2011-02-08
7661526 Toolbox with pivoted cover 2010-02-16
D609073 Chuck 2010-02-02
D607300 Tool handle 2010-01-05
D574208 Tool handle 2008-08-05
7331455 Tool box with pivoting seats for screwdriver tips 2008-02-19
D554967 Tool handle 2007-11-13
7174810 Selective one-way tool 2007-02-13
D513378 Screwdriver handle 2006-01-03
D494829 Handle for screwdriver 2004-08-24
D460676 Handle for screwdriver 2002-07-23
D454477 Handle for screwdriver 2002-03-19
6345556 Screwdriver handle structure having soft cushion 2002-02-12
6206254 Garment rack structure 2001-03-27
6106208 Screw with two cut removing curved grooves 2000-08-22
6082226 Ratchet tool having a ratchet direction positioning device 2000-07-04
6082770 Fastening device for schedule folder covers 2000-07-04
6074233 Terminal for a CPU connector 2000-06-13
5779259 Toe-strap of a ski boot binding 1998-07-14
5775514 Screw band 1998-07-07
5737982 Ratchet tool control mechanism 1998-04-14
5722116 Tool handgrip having a simplified longitudinal softer zones 1998-03-03