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HOKKAIDO KYODO SEKKAI KK

Overview
  • Total Patents
    16
About

HOKKAIDO KYODO SEKKAI KK has a total of 16 patent applications. Its first patent ever was published in 1991. It filed its patents most often in Japan. Its main competitors in its focus markets materials and metallurgy are SANWA YUSHI KK, VGNI P K I STROJINDUSTRII and TSUKIGATA HIDEJI.

Patent filings in countries

World map showing HOKKAIDO KYODO SEKKAI KKs patent filings in countries
# Country Total Patents
#1 Japan 16

Patent filings per year

Chart showing HOKKAIDO KYODO SEKKAI KKs patent filings per year from 1900 to 2020

Focus industries

Focus technologies

# Technology
#1 Building materials

Top inventors

# Name Total Patents
#1 Yamashita Yutaka 10
#2 Uchiyama Tomoyuki 4
#3 Minoshima Hironori 3
#4 Fujiwara Mitsuhiro 3
#5 Nagano Nobuyasu 3
#6 Hirashima Takeshi 2
#7 Sasaki Keiko 2
#8 Hirai Hironao 2
#9 Otani Masaru 1
#10 Yamauchi Hitoshi 1

Latest patents

Publication Filing date Title
JP2007277036A Vaterite-type spherical calcium carbonate and method for producing the same
JP2007000721A Flue gas treatment method and production method of flue gas treatment agent
JP2005170733A Production method for scallop-shell-derived light precipitated calcium carbonate
JP2002338416A Method of production for calcium solution, and antibacterial method using the same
JP2002332424A Solid color ink, and method for producing the same
JP2002128521A Method of manufacturing calcium carbonate
JP2002087815A Calcium carbonate powder and its manufacturing method
JP2001354416A Method for manufacturing aragonite type calcium carbonate
JP2001354415A Method for manufacturing lightweight calcium carbonate
JP2001026419A Manufacture of calcium carbonate and whitening of precipitated calcium carbonate from limestone
JP2000152748A Calcium enriched milk beverage added with fine particle and stabilization of dolomite fine particle in the milk beverage
JPH10257850A Fine grain for calcium strengthenment for lactic drink, production thereof and lactic drink
JPH07188657A Material and method for soil improvement
JPH05170493A Method for recycling recovered dust of lime calcination furnace
JPH05169069A Method for regulating ph of water using shell quick lime
JPH05170494A Improved vertical type lime calcination furnace and production of shell quick lime using this furnace