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NANAYAKKARA LAKDAS

Overview
  • Total Patents
    16
  • GoodIP Patent Rank
    200,287
About

NANAYAKKARA LAKDAS has a total of 16 patent applications. Its first patent ever was published in 1992. It filed its patents most often in United States. Its main competitors in its focus markets civil engineering, engines, pumps and turbines and environmental technology are EPSCEMENT INTERNAT AB, INT ENVIRONMENTAL DYNAMICS INC and CDS INTERNAT CO LTD.

Patent filings in countries

World map showing NANAYAKKARA LAKDASs patent filings in countries
# Country Total Patents
#1 United States 16

Patent filings per year

Chart showing NANAYAKKARA LAKDASs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Nanayakkara Lakdas 16
#2 Nanayakkara Pravin 3
#3 Nanayakkara Anya R 1
#4 Nanayakkara Pravin L 1

Latest patents

Publication Filing date Title
US2016307561A1 System for Providing Assistance to the Visually Impaired
US2017081852A1 Metal stud frame element
US2015259912A1 Multi-element constructional assembly for joist girders
US2014284933A1 Deep water hydro-electric power system
US2015079860A1 Surfboard with safety mechanism
US2015059275A1 Construction System Using Metal Stud Frame Element
US2013187386A1 Deep water hydro-electric power system
US2011107724A1 Multi-element constructional assembly
US2007193213A1 Blast protective barrier system
US2007056240A1 Press-formable light-gauge truss framing element
US2006242922A1 Multi-element constructional assembly
US2006039760A1 Method of on-site construction of concrete column and panel fence system
US7051484B2 Metal stud frame element construction panel
US7308778B2 Metal stud frame
US6988347B2 Metal stud frame element
US5222836A Passive resistive retaining wall structure