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KUWAJIMA HIROSHI

Overview
  • Total Patents
    35
About

KUWAJIMA HIROSHI has a total of 35 patent applications. Its first patent ever was published in 1981. It filed its patents most often in Japan. Its main competitors in its focus markets environmental technology are JINAN WATER AND WASTE WATER MONITORING CT, TSUCHIYA MINORU and BEIJING KEJINGYUAN TECHNOLOGY CO LTD.

Patent filings in countries

World map showing KUWAJIMA HIROSHIs patent filings in countries
# Country Total Patents
#1 Japan 35

Patent filings per year

Chart showing KUWAJIMA HIROSHIs patent filings per year from 1900 to 2020

Focus industries

Top inventors

# Name Total Patents
#1 Kuwajima Hiroshi 35

Latest patents

Publication Filing date Title
JP2014173417A Incineration of tissue paper for toilet
JP2014163926A Decomposition of fiber sludge and other organic sludge by sludge culture medium decomposition method
JP2013043169A Decomposition of fibrous sludge and other organic sludge by sludge medium decomposition method
JP2012254434A Method of decomposing fibrous sludge and general sludge by sludge medium decomposition method
JP2008264538A Evacuation apparatus
JP2008302187A Evacuation apparatus
JP2008119164A Evacuation device
JP2008104604A Evacuation apparatus
JP2008036108A Evacuation apparatus
JP2002371619A Simplified settling tank for treated water reservoir
JP2002336839A Dust and acidic rain water treating device for rain water storage tank
JP2002180533A Intermediate water channel storage tank
JP2001304523A Incineration system
JP2001145866A Garbage treatment apparatus
JP2001099411A Incinerator
JP2001041427A Incinerator
JP2000329327A Incinerator
JPH10296280A Waste water purifying apparatus
JPH07328665A Septic device and installation method therefor
JPH07132294A Septic tank having partition wall and its production