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ROBERTSON CO H H

Overview
  • Total Patents
    1,165
About

ROBERTSON CO H H has a total of 1,165 patent applications. Its first patent ever was published in 1919. It filed its patents most often in United States, Canada and United Kingdom. Its main competitors in its focus markets civil engineering, machines and electrical machinery and energy are SICOF SA, EFFE ELLE SPA and VERCO DECKING INC.

Patent filings per year

Chart showing ROBERTSON CO H Hs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Curran Bernard E 62
#2 Fork Frank W 58
#3 Howard Young James 37
#4 Hubbell Dean S 33
#5 Lindner Robert G 31
#6 Young James Howard 25
#7 Payne Harold James William 24
#8 Kautz Glenn E 23
#9 Jentoft Arthur P 20
#10 Coffman Alden W 19

Latest patents

Publication Filing date Title
US4962622A Profiled sheet metal building unit and method for making the same
US4850162A Access floor system
US4805358A Electrical trench assembly
US4728750A Receptable support assembly
US4656798A Closure member for an electrical activating assembly
US4621472A Glazed structural system and components therefor
US4558544A Adjustable pedestal for elevated floors
US4656795A Floor panel for elevated floor assembly
ZA8406933B Method for providing environmentally stable aluminum surfaces for painting and adhesive bonding and product produced
US4554771A Field-assembled cellular decking unit
US4594826A Field-assembled raceway forming member
US4603523A Underfloor access housing
US4558548A Non-displaceable shim
GB8328555D0 Panel supporting building systems
GB8306210D0 Decking systems
US4467582A Joint retention clip for rib-like panel joint
US4466224A Two-piece attachment clip for insulated roof or wall structure
US4465897A Three-service wire distributing unit and outlet means therefor
US4486998A Concealed fastener roof or wall structure and method of assembly
GB2115853A False flooring with supports for cables