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ELF KK

Overview
  • Total Patents
    13
About

ELF KK has a total of 13 patent applications. Its first patent ever was published in 1993. It filed its patents most often in Japan. Its main competitors in its focus markets environmental technology are VSESOJUZNYJ NAUCHNO-ISSLEDOVATEL'SKIJ INST EHLEKTROMEKHANIKI, FURUKAWA DENKO SANGYO DENSEN KK and YANG TAY-HER.

Patent filings in countries

World map showing ELF KKs patent filings in countries
# Country Total Patents
#1 Japan 13

Patent filings per year

Chart showing ELF KKs patent filings per year from 1900 to 2020

Focus industries

Focus technologies

Top inventors

# Name Total Patents
#1 Nakajima Toru 12
#2 Okada Motohiro 1

Latest patents

Publication Filing date Title
JP2009275369A Soil improving machine
JP2008101415A Collecting device for unsolidified specimen
JP2006138091A Construction method for burying tank and the like
JP2005299271A Steel column erection method for building
JPH09170228A Method for improving soil
JPH0931966A Soil improvement method
JPH0874245A Continuous underground wall construction process
JPH0874244A Underground foundation construction process
JPH07317055A Method of foundation improvement construction
JPH07216878A Method of burying ready-made pile
JPH07189241A Ground improving machine and method of ground improving construction
JPH07138948A Cast-in-place pile driving method
JPH07138934A Excavation device for soil improving machine