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YAMAKOSHI KK

Overview
  • Total Patents
    15
About

YAMAKOSHI KK has a total of 15 patent applications. Its first patent ever was published in 1978. It filed its patents most often in Japan. Its main competitors in its focus markets environmental technology are YING LIHONG, MATSUMOTO SADAO and TANSHIYOU KK.

Patent filings in countries

World map showing YAMAKOSHI KKs patent filings in countries
# Country Total Patents
#1 Japan 15

Patent filings per year

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

Focus industries

Top inventors

# Name Total Patents
#1 Tanahashi Kazunori 8
#2 Yamagoshi Kazuhiro 3
#3 Aizawa Hironobu 3
#4 Kamei Kanji 1
#5 Watanabe Hiroshi 1

Latest patents

Publication Filing date Title
JP2013212465A Rotary self-propelled pipe-inside washing machine
JP2013167078A Temporary manhole cover with ventilator, and ventilation method for existing sewer
JP2013148314A Recycled material for existing pipe conduit, method for laying heat exchanger using the same, and sewer pipe exhaust heat utilization system
JP2012106385A Method of regenerating existing pipe conduit
JP2010253425A Rotary washing head, washing apparatus and washing method for pipeline internal surface
JP2009256966A Filter for rainwater subsurface pit and method for maintenance of rainwater subsurface pit
JP2009057989A Renovation method of existing pipe and renovation device of existing pipe
JP2008215370A Reclamation method of existing pipe conduit and tool
JP2008214859A Rainwater seepage pit, and construction method for changing existing rainwater pit into rainwater seepage pit
JP2008032099A Regeneration method for existing pipe and tool for regenerating existing pipe
JP2007315088A Rainwater permeating basin forming construction method of existing rainwater basin, existing rainwater basin processing apparatus and rainwater permeating basin
JPH119313A Fixing member for earring and earring using the same
JPH10117819A Swing type accessory
JPH1085014A Jewel bearing structure
JPS54112283A Aromatic dyeing process