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NANIWA ROKI KENKYUSHO KK

Overview
  • Total Patents
    22
  • GoodIP Patent Rank
    213,800
About

NANIWA ROKI KENKYUSHO KK has a total of 22 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 PROIZVODSTVENNOE OB EDINENIE TURBOSTROENIJA LENINGRADSKIJ METALLICHESKIJ ZAVOD, FEDERAL NOE GUP NPO ASTROFIZIK and XI AN HANGKE PLASMA TECHNOLOGY CO LTD.

Patent filings in countries

World map showing NANIWA ROKI KENKYUSHO KKs patent filings in countries
# Country Total Patents
#1 Japan 22

Patent filings per year

Chart showing NANIWA ROKI KENKYUSHO KKs patent filings per year from 1900 to 2020

Focus industries

# Industry
#1 Environmental technology

Top inventors

# Name Total Patents
#1 Murata Etsuo 11
#2 Murata Hirotoshi 9
#3 Tachiiri Katsuyoshi 7
#4 Yamamoto Mitsugi 3
#5 Watanabe Ippei 2
#6 Kakiuchi Shingo 2
#7 Sato Yuichi 2
#8 Ishii Kazuyoshi 1
#9 Murata Yasuhiro 1
#10 Okumura Takamasa 1

Latest patents

Publication Filing date Title
JP2016008735A Electric furnace material supply system
JP2016008736A Electric furnace material pre-heating device
JP2015135223A Biomass combustion system
JP2013228205A Combustion device
JP2014031969A Electric furnace material supply system
JP2013145063A Fluid heating apparatus
JP2013145062A Melting furnace
JP2013130302A Combustion device
JP2010116587A Melting furnace
JP2000074351A Method and apparatus for melt treating incinerated ash
JP2000074350A Melt treating apparatus for incinerated ash
JPH10197167A Melting furnace apparatus
JPH10185453A Melting furnace apparatus
JPH10185439A Melting furnace
JPH09101087A Melting furnace
JPH06198269A Dust discharge device
JPH06300455A Melting furnace
JPH06154724A Dust discharge device
JPH0525514A Material charging apparatus for cupola
JPS5927184A Material feeder for cupola