Learn more

KOHAN KK

Overview
  • Total Patents
    11
About

KOHAN KK has a total of 11 patent applications. Its first patent ever was published in 1976. It filed its patents most often in France, Japan and Netherlands. Its main competitors in its focus markets optics, textiles and paper and foods and drinks are INAMURA INSATSU KK, SIMPSON SHARON M and GANTSU KASEI KK.

Patent filings in countries

World map showing KOHAN KKs patent filings in countries
# Country Total Patents
#1 France 2
#2 Japan 2
#3 Netherlands 2
#4 Switzerland 1
#5 Germany 1
#6 United Kingdom 1
#7 Hong Kong 1
#8 Italy 1

Patent filings per year

Chart showing KOHAN KKs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Terada Ken 3
#2 Terada K 1
#3 Masuda Yusaku 1
#4 Ogino Sakanobu 1
#5 Umehara Shigeru 1
#6 Kobayashi Michinori 1

Latest patents

Publication Filing date Title
JP2010089469A Manufacturing apparatus and manufacturing method for synthetic resin product
JP2003034371A Chewing gum case
GB1565380A Halftone printing process and plates