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KEIHAN KK

Overview
  • Total Patents
    19
About

KEIHAN KK has a total of 19 patent applications. Its first patent ever was published in 1988. It filed its patents most often in Japan. Its main competitors in its focus markets environmental technology and chemical engineering are KINZOKU KOGYO JIGODAN, KRASNOJARSKIJ ZD TSVETNYKH METALLOV IM V N GULIDOVA OAO KRASTSVETMET AOOT and INST KATALIZA SO AN SSSR.

Patent filings in countries

World map showing KEIHAN KKs patent filings in countries
# Country Total Patents
#1 Japan 19

Patent filings per year

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

Focus industries

Top inventors

# Name Total Patents
#1 Omizo Kiyoshi 9
#2 Yoshida Hiroshi 6
#3 Futagawa Hideo 5
#4 Araki Hideyone 5
#5 Utsunomiya Mataichi 4
#6 Yamamoto Naoki 4
#7 Ishizaka Sho 4
#8 Sato Hiroto 3
#9 Wakimoto Kazumasa 3
#10 Tawara Tsutomu 3

Latest patents

Publication Filing date Title
JP2001294947A Method for producing briquette and briquette
JP2001059121A Production of metallic iron-containing bulky material
JP2000256755A Method for storing agglomerate formed of metal scrap as raw material
JP2000119758A Pre-treatment of worked metal scraps and dehydrating device
JP2000017344A Method for agglomerating metallic worked waste
JPH10306288A Production of molded coal
JPH10109079A Traveling type briquet production for granular body and device therefor
JPH09241766A Production of metallic powder briquette
JPH09157669A Kneading and heating apparatus
JPH08260020A Molded composition of ferroalloy powder for converter and its production
JPH08260074A Metal-containing powder forming composition and its production
JPH05238714A Production of porous carbon material
JPH05194952A Method for using carbonaceous soil conditioner
JPH0491191A Preparation of coke for flue gas desulfurization
JPH0491733A Formed and solidified material generating color and bubble in seawater
JPH0483576A Preparation of lumpy carbon material for purifying water
JPH02221313A Production of heating material for steel making
JPH01313217A Automatic sweeping device for attached granule
JPH01236996A Lump shape filling material for water treatment