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OLFA CORP
JP31 patents
Top patents by PatentIndex Score
USD399114SOct 6, 1998
Retractable knife
OLFA CORP49 citations96
USD398829SSep 29, 1998
Retractable knife
OLFA CORP57 citations96
USD386959SDec 2, 1997
Retractable knife
OLFA CORP48 citations96
US7765701B2Aug 3, 2010
Safety cutter knife
OLFA CORP41 citations93
USD565382SApr 1, 2008
Utility knife
OLFA CORP33 citations93
US6708410B2Mar 23, 2004
Cutter knife for left handed and right handed persons
OLFA CORP51 citations93
USD443807SJun 19, 2001
Cutter knife
OLFA CORP28 citations93
USD443494SJun 12, 2001
Cutter knife
OLFA CORP22 citations93
US6189218B1Feb 20, 2001
Grip-type lockable cutter knife
OLFA CORP39 citations93
USD431170SSep 26, 2000
Cutter knife holder
OLFA CORP23 citations93
USD412274SJul 27, 1999
Retractable knife
OLFA CORP23 citations93
USD392173SMar 17, 1998
Retractable knife
OLFA CORP19 citations93
USD347563SJun 7, 1994
Retractable knife
OLFA CORP32 citations93
USD790313SJun 27, 2017
Cutter knife
OLFA CORP6 citations84
USD691868SOct 22, 2013
Rotary cutter
OLFA CORP7 citations84
US7942395B2May 17, 2011
Rotary cutting mat
OLFA CORP10 citations84
US7540094B2Jun 2, 2009
Cutter knives for slash-quilts
OLFA CORP16 citations84
US7107687B2Sep 19, 2006
Auto-locking and step-sliding type cutter knife
OLFA CORP14 citations84
US6889440B2May 10, 2005
Compass and compass-cutter with ratchet mechanism
OLFA CORP15 citations84
USD473806SApr 29, 2003
Translucent ruler
OLFA CORP14 citations84
USD964137SSep 20, 2022
Cutter knife
OLFA CORP8 citations83
USD447400SSep 4, 2001
Cutter knife
OLFA CORP11 citations74
USD445660SJul 31, 2001
Cutter knife
OLFA CORP9 citations74
USD847605SMay 7, 2019
Cutter knife
OLFA CORP4 citations72
USD899886SOct 27, 2020
Cutter knife
OLFA CORP3 citations71
USD717150SNov 11, 2014
Cutter knife
OLFA CORP2 citations63
USD606837SDec 29, 2009
Cutter knife
OLFA CORP3 citations63
US6983545B2Jan 10, 2006
Compass and compass-cutter with ratchet mechanism
OLFA CORP3 citations63
US10279489B2May 7, 2019
Full metal cutter knife
OLFA CORP1 citations62
USD1028668SMay 28, 2024
Replacement blade for a cutter knife
OLFA CORP0 citations60
US12427680B2Sep 30, 2025
Safety cutter knife
OLFA CORP0 citations50