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KAIHATSU KOKEN KK

Overview
  • Total Patents
    11
About

KAIHATSU KOKEN KK has a total of 11 patent applications. Its first patent ever was published in 1989. It filed its patents most often in Japan. Its main competitors in its focus markets environmental technology are QINGDAO OCEAN UNIV, POTAPOV VITALIJ V and KOMURO TOKUTARO.

Patent filings in countries

World map showing KAIHATSU KOKEN KKs patent filings in countries
# Country Total Patents
#1 Japan 11

Patent filings per year

Chart showing KAIHATSU KOKEN KKs patent filings per year from 1900 to 2020

Focus industries

Focus technologies

Top inventors

# Name Total Patents
#1 Umeda Nobumi 6
#2 Miyanishi Mikio 3
#3 Nakamura Ryuhei 2
#4 Ochi Shigeichi 1
#5 Watabe Satoshi 1
#6 Kuroki Takeshi 1
#7 Kanai Kunihiko 1
#8 Tozawa Hideo 1

Latest patents

Publication Filing date Title
JP2004293071A Snow throwing snowplow
JP2004156419A Construction method for double section underdrainage system and underdrain excavator enabling the construction method
JPH1113038A Ice road surface crushing work vehicle
JPH10298942A Rotary snow plow with variable snow removing width
JPH0833442A Sea tangle reef
JPH07173817A Concrete revetment block and construction method thereof
JPH0641928A Shoulder molding machine
JPH0641927A Shoulder molding machine
JPH05304801A Apparatus for fertilizing in strip pattern
JPH0782717A Washing machine for marking lamp
JPH03130008A Grass mower for road