Learn more

SIMPSON TIMBER CO

Overview
  • Total Patents
    65
About

SIMPSON TIMBER CO has a total of 65 patent applications. Its first patent ever was published in 1952. It filed its patents most often in United States, Canada and Germany. Its main competitors in its focus markets machines, machine tools and packaging and shipping are CONSTANTIA PATZ GES M B H, HENKEL CONSUMER ADHESIVES INC and KOLB WELLPAPPE HANS.

Patent filings in countries

World map showing SIMPSON TIMBER COs patent filings in countries

Patent filings per year

Chart showing SIMPSON TIMBER COs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Clausen Victor H 18
#2 Zweig Arnold 14
#3 Jarvi Reino A 7
#4 Arnold Zweig 5
#5 Leman Marvin J 4
#6 Tellman Stephen James 3
#7 Briggs William Scott 3
#8 Vonhof Herbert 3
#9 Proudfoot Don A 2
#10 Myers Ivan G 2

Latest patents

Publication Filing date Title
US5955203A Resin-coated overlays for solid substrates
US4362197A Process for slicing veneer
US4146662A Warp and weather resistant solid core wood door and method of making
US3875838A Rotary veneer sheet cutter
US3963555A Method and apparatus for edge gluing
US3900957A Method and system for drying wood employing paper-reinforced, thermosetting resin laminate and method of making such
CA931888A Glass fiber reinforced resin tank structures and method of fabricating
US3669502A Pneumatic spreader stoker
US3669039A Refuse burner for wood waste,bark residues,and other combustible solids
CA955846A Scrubbing system and method of removing pollutants
US3669804A Apparatus for bonding continuous flexible strands coated with a thermoplastic adhesive to the surface of moving veneer strips
US3615063A Plastic core for paper rolls
US3690979A Method of laying up plywood panels
US3624985A Method of removing pollutants from industrial exhaust products
US3605368A Ceiling system with masking strips at panel joints
US3627170A Container
US3591535A High molecular weight/low molecular weight phenol-formaldehyde curtain coating adhesive composition
US3567047A Stacking apparatus for wood veneer and other sheet material
US3492907A Plastic tack strip
US3395915A Vacuum stacker apparatus