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HIRABAYASHI SEISAKUSHO KK

Overview
  • Total Patents
    34
About

HIRABAYASHI SEISAKUSHO KK has a total of 34 patent applications. Its first patent ever was published in 1978. It filed its patents most often in Japan. Its main competitors in its focus markets civil engineering are NANJING ASHAI NEW BUILDING MATERIALS CO LTD, DRESDEN BAUINVEST and ROSATI WASYL.

Patent filings in countries

World map showing HIRABAYASHI SEISAKUSHO KKs patent filings in countries
# Country Total Patents
#1 Japan 34

Patent filings per year

Chart showing HIRABAYASHI SEISAKUSHO KKs patent filings per year from 1900 to 2020

Focus industries

# Industry
#1 Civil engineering

Focus technologies

# Technology
#1 Scaffolding

Top inventors

# Name Total Patents
#1 Kusuura Masayoshi 34
#2 Kunimasu Susumu 10
#3 Koizumi Katsuisa 8
#4 Aochi Masahiko 4
#5 Yamashita Shu 1
#6 Kusano Kazuhiro 1
#7 Kusano Takashi 1

Latest patents

Publication Filing date Title
JP2004150113A Excavating apparatus
JP2003342956A Inner excavation device
JP2003313868A Steel tube press-fitting/extracting and welding equipment and steel tube welding method
JP2003201714A Steel pipe press-in/pull-out device
JP2003074680A Gear meshing structure
JP2002302948A Steel pipe press-in and tension device
JP2002138476A Rotation preventing device for steel pipe pressing-in/ pulling-out device
JP2002102744A Iron fiber separator
JP2002037068A Automatic oil applying device for rail
JP2001323661A Reinforcing bar binder
JP2001311379A Pressing-in/extracting device for self-propelled steel pipes
JP2001289338A Rotary switching valve device
JP2001234689A Drilling device
JP2001173354A Self-traveling type steel-pipe press-in pull-out device
JP2001193377A Inner drilling device of press-in steel pipe
JP2000282466A Cutting device for steel pipe and the like
JP2001090466A Pit excavator
JP2001073371A Steel pipes press-in pull-out device
JP2000352054A Steel pipe press-fitting extracting device
JP2000257365A Inner excavator