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MURAKAMI KEIJI

Overview
  • Total Patents
    12
About

MURAKAMI KEIJI has a total of 12 patent applications. Its first patent ever was published in 1982. It filed its patents most often in Japan and United States. Its main competitors in its focus markets telecommunications and digital networks are OU MENG-HUI, AIRVANA NETWORK SOLUTIONS INC and DIACHINA JOHN.

Patent filings in countries

World map showing MURAKAMI KEIJIs patent filings in countries
# Country Total Patents
#1 Japan 10
#2 United States 2

Patent filings per year

Chart showing MURAKAMI KEIJIs patent filings per year from 1900 to 2020

Focus industries

Top inventors

# Name Total Patents
#1 Murakami Keiji 12
#2 Matsunami Hirokazu 1
#3 Fujito Kyoko 1

Latest patents

Publication Filing date Title
US2012122457A1 Radio base station and handover control method in a multi-system environment
JP2000274074A Bolt metal fitting for formwork construction work
JPH11172915A Support tool and its usage
JPH06239290A Cross ring
JPS59151869A Constant delivery feeder for raw laver in pretreating device for raw laver
JPS59151870A Constant delivery feeder for raw laver in pretreating device for raw laver
JPS59118064A Apparatus for centrifugal dehydration of raw laver
JPS59118068A Apparatus for pretreatment of raw laver
JPS59118066A Apparatus for washing raw laver
JPS59118067A Apparatus for delivery of raw laver
JPS59118065A Apparatus for centrifugal dehydration of raw laver