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JWI LTD

Overview
  • Total Patents
    321
About

JWI LTD has a total of 321 patent applications. Its first patent ever was published in 1965. It filed its patents most often in Canada, United States and Australia. Its main competitors in its focus markets textiles and paper, machines and mechanical elements are WESTERKAMP ARVED, TAMFELT PMC OY and GUSUMS BRUK AB.

Patent filings per year

Chart showing JWI LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Johnson Dale B 27
#2 Baker Samuel M 26
#3 Bhatt Girish M 23
#4 Macbean Donald G 22
#5 Mcpherson Douglas Robert 17
#6 Fekete Eugene Z 16
#7 Seabrook Ronald H 16
#8 Mcpherson Douglas R 16
#9 Buchanan John G 15
#10 Jackson Graham William 14

Latest patents

Publication Filing date Title
CA2282053A1 Press felt with improved drainage
GB9915015D0 Two-layer woven fabric for papermaking machines
NZ502363A Apparatus for generating stock turbulence in a fourdrinier forming section of an open surface paper making machine
CA2268508A1 Papermaker's forming fabric
GB9811089D0 Warp-tied composite forming fabric
US6030908A Multilayer porous fabric
US5785818A Multiaxial pin seamed papermaker's press felt
US6014797A Method and apparatus for unravelling threads
US6124015A Multi-ply industrial fabric having integral jointing structures
US5799707A Single layer papermakers forming fabric
ZA9701829B Composite papermaking fabric with paired weft binder yarns.
GB9609761D0 Low air permeability papermaking fabric including flattened secondary weft yarns and pin seam
GB9604602D0 Composite papermaking fabric with paired weft binder yarns
AU2919195A Paper machine dryer fabrics
US5630910A Clip fastener for a dewatering box
US5544678A Composite forming fabric woven with an Nx2N machine side layer
BR9506152A Improved training on a paper making machine with two forming fabrics
GB9501478D0 Paper machine felt
US5502120A Melt-extruded monofilament comprised of a blend of polyethylene terephthalate and a thermoplastic polyurethane
US5458161A High loop density pin seam