Assignee
SDI CORP
TW37 patents
Top patents by PatentIndex Score
US5502896AApr 2, 1996
Cutter knife
SDI CORP121 citations95
USD735552SAug 4, 2015
Cutter knife
SDI CORP21 citations93
USD532457SNov 21, 2006
Pushbutton controlled correction tape
SDI CORP22 citations90
USD511448SNov 15, 2005
Retractable blade cutter knife
SDI CORP26 citations90
USD453673SFeb 19, 2002
Utility knife
SDI CORP30 citations90
USD436825SJan 30, 2001
Retractable blade cutter knife
SDI CORP30 citations90
USD724915SMar 24, 2015
Stapler
SDI CORP6 citations84
US7757923B2Jul 20, 2010
Stapler with a leg-flatting device
SDI CORP12 citations82
US7331266B2Feb 19, 2008
Paper punch with two articulated linkages
SDI CORP18 citations82
US7322504B2Jan 29, 2008
Stapler with an articulated lever assembly
SDI CORP13 citations82
US7621432B2Nov 24, 2009
Stapler
SDI CORP15 citations81
US7654297B2Feb 2, 2010
Correction tape dispenser
SDI CORP16 citations79
USD581466SNov 25, 2008
Correction tape
SDI CORP16 citations79
USD547804SJul 31, 2007
Correction tape dispenser
SDI CORP14 citations79
USD544544SJun 12, 2007
Correction tape dispenser
SDI CORP16 citations79
US9969207B2May 15, 2018
Reciprocating pencil sharpener
SDI CORP2 citations72
US9694624B2Jul 4, 2017
Automatic cover-opening device
SDI CORP2 citations72
USD678414SMar 19, 2013
Pencil sharpener
SDI CORP4 citations72
USD601630SOct 6, 2009
Correction tape
SDI CORP6 citations72
US9653385B1May 16, 2017
Lead frame
SDI CORP12 citations70
US9457483B2Oct 4, 2016
Cutter assembly having dual locking effect
SDI CORP4 citations70
US10569594B2Feb 25, 2020
Writing tool
SDI CORP1 citations61
USD735011SJul 28, 2015
Cutter knife
SDI CORP2 citations61
USD678413SMar 19, 2013
Pencil sharpener
SDI CORP2 citations61
USD676489SFeb 19, 2013
Pencil sharpener
SDI CORP2 citations61
US7189020B2Mar 13, 2007
Pushbutton controlled correction tape assembly
SDI CORP2 citations60
US7721636B2May 25, 2010
Hole puncher
SDI CORP6 citations58
USD685432SJul 2, 2013
Correction tape dispenser
SDI CORP0 citations51
US12466045B1Nov 11, 2025
Dual-mode stapler
SDI CORP0 citations50
US9162363B2Oct 20, 2015
Cutter with a slider that can be pushed from two directions and slider for the same
SDI CORP0 citations42
US9149921B2Oct 6, 2015
Flat-clinch stapler having a buffering device
SDI CORP0 citations42
US10828928B2Nov 10, 2020
Writing tool and dispensing unit thereof
SDI CORP0 citations40
US10414201B2Sep 17, 2019
Pressure regulating device for writing tool and writing tool having the same
SDI CORP0 citations40
US9248691B2Feb 2, 2016
Adjustable pencil sharpener
SDI CORP0 citations40
US7640656B2Jan 5, 2010
Method for manufacturing a pre-molding leadframe strip with compact components
SDI CORP0 citations39
US9623572B2Apr 18, 2017
Cutter assembly having a screw-locking device
SDI CORP0 citations28
US10035249B2Jul 31, 2018
Stapler and multi-inclined anvil structure thereof
SDI CORP0 citations25