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YAMAMOTO KOUICHI

Overview
  • Total Patents
    16
About

YAMAMOTO KOUICHI has a total of 16 patent applications. Its first patent ever was published in 1975. It filed its patents most often in Japan and United States. Its main competitors in its focus markets machine tools, electrical machinery and energy and environmental technology are BAROCLEM SA, TWIN DRY CELL BATTERY COMPANY and KOKAM ENGINEERING CO LTD.

Patent filings in countries

World map showing YAMAMOTO KOUICHIs patent filings in countries
# Country Total Patents
#1 Japan 15
#2 United States 1

Patent filings per year

Chart showing YAMAMOTO KOUICHIs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Yamamoto Kouichi 15
#2 Shibuya Akihito 1
#3 Yamamoto Youichi 1
#4 Nishida Katsuichi 1
#5 Maegawa Hiroki 1

Latest patents

Publication Filing date Title
JP2004210401A Ptp package
JPS63138977A Vessel for marker, etc.
JPS61164674A Container of marker of painter
JPS60248781A Mending of anodized aluminum part
JPS59224397A Vessel for marker, etc.
JPS59127680A Repairing method for wooden door
JPS5830374A Repairing method for anodized aluminum member
JPS5655595A Repairing method for anodized aluminum member
JPS557424A Marking implement
JPS5477384A Portable cutting machine
JPS5457287A Portable cutter
JPS5438828A Device of training physical strength by wheelchair
JPS5435941A Roller pressure type wheelchair
JPS53145182A Portable cutting machine
JPS5276130A Marker device