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JOHNSON DAVID W

Overview
  • Total Patents
    36
About

JOHNSON DAVID W has a total of 36 patent applications. Its first patent ever was published in 1914. It filed its patents most often in United States, WIPO (World Intellectual Property Organization) and Australia. Its main competitors in its focus markets civil engineering, machines and mechanical elements are BEIJING INST OF ARCHITECTURAL DESIGN, REN ZIFANG and GASSLER KURT.

Patent filings per year

Chart showing JOHNSON DAVID Ws patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Johnson David W 34
#2 Garrett Scott A 4
#3 Moyers Stephen G 3
#4 Goldsworthy W Brandt 3
#5 Korzeniowski George 2
#6 Hook James M 2
#7 Jones Brent R 1
#8 Bivans Bruce W 1
#9 Moyers Stephen C 1
#10 Reich Jonathan M 1

Latest patents

Publication Filing date Title
US8172171B1 Doff system and method
US8302363B1 Composite interlocking structure
US8123510B1 Thermoplastic pultrusion die system and method
US8116899B1 Computer numerical control of fiber tension in fiber processing
US2010206686A1 Gearbox output switcher
US2008050821A1 Alfalfa plants having improved fast recovery after harvest and methods for producing same
US2008091293A1 90 degree ply placement system and method
US2007184852A1 Method and system for location of objects within a specified geographic area
US2006183842A1 Fluoropolymer dispersions with reduced fluorosurfactant content and high shear stability
US2006178472A1 Process for producing low fluorosurfactant-containing aqueous fluoropolymer dispersions with controlled pH
AU5348294A Tower constructed of pultruded composites
CA2154341A1 Pultruded composite joint system for electrical transmission towers and other large structures
US5251420A Webbed structural tube
US5222344A Pole structure
US5197818A Tower constructed of pultruded composites
US5247774A Tower constructed of pultruded composites
US5197253A Interlocking joint pultrusion construction
US5024036A Interlocking support structures
US4991726A Support stand
US4825620A Structural support of interlocking lattice construction