Learn more

KOKUDO KAIHATSU GIJUTSU KENKYU

Overview
  • Total Patents
    12
About

KOKUDO KAIHATSU GIJUTSU KENKYU has a total of 12 patent applications. Its first patent ever was published in 1984. It filed its patents most often in Japan. Its main competitors in its focus markets civil engineering, chemical engineering and environmental technology are BAKERY CONCEPTS INT LLC, KALICH RUDOLF and NII STR UGOLNYKH GORNORUDNYKH.

Patent filings in countries

World map showing KOKUDO KAIHATSU GIJUTSU KENKYUs patent filings in countries
# Country Total Patents
#1 Japan 12

Patent filings per year

Chart showing KOKUDO KAIHATSU GIJUTSU KENKYUs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Shimizu Shigeaki 4
#2 Uga Kazuo 3
#3 Enomoto Fumio 2
#4 Tasaka Akihiro 2
#5 Kobayashi Tomoyoshi 2
#6 Kajiwara Hidetaka 2
#7 Nakahara Tadao 2
#8 Takatori Toshimasa 2
#9 Kusumi Masayuki 2
#10 Ishizaki Kanjiro 2

Latest patents

Publication Filing date Title
JP2001040746A Elastic joint structure for box culvert construction
JP2000064258A Construction method of fill dam
JPH11256667A Structure of elastic joint for box culvert
JPH1190920A Continuous type mixing plant
JPH0839052A Purification material and preparation of the same
JPH07300838A Coarse aggregates used for dam structure
JPH02283989A Gutter pipe constructed in soft ground
JPS63165756A Method and apparatus for measuring vc value of concrete
JPS6290413A Concrete placer
JPS6290414A Method and apparatus for concreting work
JPS61130561A Concrete casting method and apparatus
JPS61130562A Concrete casting method and apparatus