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MURAKAWA HIROSHI

Overview
  • Total Patents
    13
About

MURAKAWA HIROSHI has a total of 13 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 digital networks are GAO JIANHONG, GDANSKIE ZAKLADY ELECTRONICZNE and WOLTING HOLDING B V.

Patent filings in countries

World map showing MURAKAWA HIROSHIs patent filings in countries
# Country Total Patents
#1 Japan 12
#2 United States 1

Patent filings per year

Chart showing MURAKAWA HIROSHIs patent filings per year from 1900 to 2020

Focus industries

# Industry
#1 Digital networks

Focus technologies

Top inventors

# Name Total Patents
#1 Horiuchi Shingo 10
#2 Murakawa Hiroshi 3
#3 Murakawa Katsuaki 2

Latest patents

Publication Filing date Title
JP2002149826A Intermediation business for providing care business support information
JP2002092085A Architecture and civil engineering related plan selection mediating business
JPS5232036A Method for forming cat's-eye pattern layers on the surface of metallic bases
JPS5232032A Method for forming cat's-eye pattern layers on the surfaces of synthet ic resin bases
JPS5232068A Method for forming layer cats eye pattern on surface of resin substrate
JPS5232035A Method for forming cat's-eye surfaces of metallic bases
JPS5232031A Method for forming cat's-eye pattern layers on the surfaces of synthet ic resin bases
JPS5232033A Method for forming cat's-eye pattern layers on the surfaces of synthet ic resin bases
JPS51143536A Method of retaining tangleddthread pattern on surface of nonnaluminium metal products
JPS51143535A Method of retaining tangleddthread pattern on surface of nonnaluminium metal products
JPS51137772A Mothod of remaining pattern of disheveled yarn on surface of synthetic resin goods
JPS51137771A Method for remaining disheveled fibrous pattern on surface of synthetic products