GC

Gin-Sung Chang

Overall (All Time): #165,704 of 4,157,543Top 4%
25
Patents All Time

Issued Patents All Time

Showing 1–25 of 25 patents

Patent #TitleCo-InventorsDate
6973732 Magnetic compass 2005-12-13
6776503 Three-in-one handheld lighting device 2004-08-17
6739063 Combination compass 2004-05-25
D484625 LED light 2003-12-30
D477542 Magnetic compass 2003-07-22
D476912 Magnetic compass 2003-07-08
6582097 Multi-function handheld device for outdoor use 2003-06-24
6578277 Magnetic compass 2003-06-17
D475643 Magnetic compass 2003-06-10
D470779 Magnetic compass 2003-02-25
D466387 Cutter 2002-12-03
D465425 Compass 2002-11-12
6446342 Multi-function cutter 2002-09-10
D462020 Magnetic compass 2002-08-27
6145209 Illuminating device for a magnetic compass 2000-11-14
D421522 Holder for key ring 2000-03-14
5956985 Multi-function key holder 1999-09-28
D411121 Compass 1999-06-22
D411037 Holder for key ring 1999-06-15
D410771 Holder for key ring 1999-06-08
D386704 Anti-burglar pocket alarm 1997-11-25
D375693 Combined compass and thermometer 1996-11-19
D369982 Compass 1996-05-21
D356965 Combined compass and thermometer 1995-04-04
D333626 Combination compass and wrist strap 1993-03-02