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GKN SCREWS FASTENERS LTD

Overview
  • Total Patents
    256
About

GKN SCREWS FASTENERS LTD has a total of 256 patent applications. Its first patent ever was published in 1958. It filed its patents most often in United Kingdom, France and United States. Its main competitors in its focus markets machine tools, mechanical elements and machines are LEITNER KAJETAN, PHILLIPS SCREW CO and EV IP LP.

Patent filings per year

Chart showing GKN SCREWS FASTENERS LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Hardwick George Edward 13
#2 Gill Peter John 12
#3 Myatt Keith Ernest 10
#4 Turnbull John Hilton 9
#5 Seymour James Lawrence 8
#6 Allsop Robert Trevor 7
#7 Smith Ronald 7
#8 Cooper Frederick William 6
#9 Turnbull John H 6
#10 Partridge Malcolm John 6

Latest patents

Publication Filing date Title
WO8402380A1 A screw
AU2335584A A screw
GB8325924D0 Wood screws
GB2120584A Joinery eg dowelling jig
GB2097083A Blind rivet
ZM6881A1 Fastener and driver combination
ZA8104701B Fastener and driver comination
GB2072781A Woodscrew
GB2067703A Valve clearance adjuster
GB2056890A Supporting screws during slotting
KR840002237B1 Threaded tappet adjuster
HK22778A Improvements relating to fasteners
GB1564904A Self tapping screw
GB1492543A Torque control mechanism for a power tool
JPS5199764A NEJIJIKUNIKANSURUKAIRYO
ES435035A1 A method of forming a perforation point in a brazing device. (Machine-translation by Google Translate, not legally binding)
DK142684B Method of forming a drill bit on a self-drilling fastener.
CH588321A5 Method of forming a drill - involves forming two opposed depressions with flats forming a chisel tip
DE2505994A1 Method of forming a drill - involves forming two opposed depressions with flats forming a chisel tip
CA1020708A Screws