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KOBELCO KENKI ENG KK

Overview
  • Total Patents
    96
About

KOBELCO KENKI ENG KK has a total of 96 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 environmental technology, civil engineering and mechanical elements are KINOSHITA FUMIO, UNYUSHO DAISAN KOWAN KENSETSU and SANYO KIKI CO LTD.

Patent filings in countries

World map showing KOBELCO KENKI ENG KKs patent filings in countries
# Country Total Patents
#1 Japan 96

Patent filings per year

Chart showing KOBELCO KENKI ENG KKs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Sawa Hidekazu 35
#2 Kono Michihiko 14
#3 Baba Hirotoshi 10
#4 Tawara Kazumi 9
#5 Ishii Toyokichi 7
#6 Yonehara Masanori 6
#7 Iwasaki Mitsukuni 6
#8 Doi Hideki 5
#9 Nishizuka Masayoshi 4
#10 Uemura Nobuo 3

Latest patents

Publication Filing date Title
JPH1181363A Vertical shaft excavator and clamshell operation hydraulic circuit
JPH1176851A Wood crusher
JPH1157507A Concrete crusher
JPH1161871A Hydraulic transmission device for actuating attachment
JPH10146781A Glass handling machine, and handling device therefor
JPH10311060A Connecting device of clamshell bucket
JPH10265180A Hydraulic circuit of timber collector
JPH10168934A Valve attaching device of construction machine
JPH10169214A Breaking device
JPH10168949A Floating device of hydraulic cylinder
JPH10168950A Valve block of floating device for hydraulic cylinder
JPH10165834A Self-traveling type waste construction material crushing machine
JPH10131164A Rolling compaction roller device for compaction
JPH10131165A Rolling compaction roller device for compaction
JPH10114963A Working attachment for small-sized civil engineering machine
JPH1068140A Operation attachment
JPH105988A Machine for removing stuck material to molten metal vessel
JPH09328772A Working device of working vehicle
JPH09316914A Excavation bucket for hydraulic shovel
JPH09287107A Compacting roller with scraper