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KEY KNIFE INC

Overview
  • Total Patents
    168
  • GoodIP Patent Rank
    242,006
About

KEY KNIFE INC has a total of 168 patent applications. Its first patent ever was published in 1993. It filed its patents most often in Canada, United States and Australia. Its main competitors in its focus markets machine tools and machines are IGGESUND TOOLS AB, MAIER KG MASCHF B and KIRSTEN PAUL A.

Patent filings per year

Chart showing KEY KNIFE INCs patent filings per year from 1900 to 2020

Focus industries

Top inventors

# Name Total Patents
#1 Stager Bradley R 72
#2 Hinchliff Thomas Charles 25
#3 Luecke John S 21
#4 Toogood William C 17
#5 Schuh Loren R 15
#6 Liao Jianmin 9
#7 Stager Brad R 8
#8 Keller Douglas O 8
#9 Simonsen Tobias L 7
#10 Swartwood Troy M 7

Latest patents

Publication Filing date Title
CA2879168A1 Knife and disposable inserts
CA2671239A1 Modular conical chipper/canter head and method
US2009000697A1 Knife and knife assembly for a planer side head
AU2007202617A1 High speed planer head
WO2007130193A1 Drum chipper and method providing for air cooling
WO2007106294A1 Refiner plate
US2008166189A1 Double-sided wear insert for a chipper
WO2007081892A1 Method and apparatus for adjusting knife extension
US2008115858A1 Knife assembly and chipping knife therefor
WO2007053332A1 Drum flaker and knife therefor
US2006124200A1 High speed planer head
US7140408B1 Knife assembly and chipping knife therefor
AU2005237118A1 Ring slicer with easily removable knife and knife assembly
US2007079900A1 Conical chipper/canter head
NZ543443A Knife for a high speed planar head
CA2525900A1 High speed planer head
CA2560515A1 Ring slicer with easily removable knife and knife assembly
US2005205162A1 High speed planer head
CA2460961A1 High speed planer head
US7836923B2 Ring slicer with easily removable knife and knife assembly