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YAMAWAKI KOJI

Overview
  • Total Patents
    16
About

YAMAWAKI KOJI has a total of 16 patent applications. Its first patent ever was published in 1987. It filed its patents most often in Japan and United States. Its main competitors in its focus markets measurement are BEIJING ZHONGXUN SIFANG SCIENCE & TECHNOLOGY CO LTD, NAT DEFENCE SCIENCE AND TECHNO and STATSPORTS GROUP LTD.

Patent filings in countries

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

Patent filings per year

Chart showing YAMAWAKI KOJIs patent filings per year from 1900 to 2020

Focus industries

# Industry
#1 Measurement

Focus technologies

# Technology
#1 Radio navigation

Top inventors

# Name Total Patents
#1 Yamawaki Koji 16
#2 Yamawaki Masato 3
#3 Yamawaki Taeko 2
#4 Kajikawa Atsunori 1
#5 Nakagami Koichi 1

Latest patents

Publication Filing date Title
JP2005274546A Positron extinguishment position measuring device
JP2004017957A Developable structure of and forming method of trussed construction
JP2003290936A Surface friction joining device, and surface friction tool
JP2002371687A Panel with handrail
JP2001236012A Prefabricated terrestrial globe
JP2001173889A Connecting structural element for solid structure
JP2001116186A Connectable hexagonal flat plate, connectable complex- shaped flat plate, and connecting type three-dimensional construction
JP2001004733A System and method for positioning
JPH06147910A Total function type navigation device
JPH05346459A High-function position-measuring terminal device
JPH06102337A Clock synchronization type system for measuring position of satellite
JPH06102336A Clock synchronous type system for measuring position of satellite
JPH0493681A Position measuring system using duplex satellite communication
JPH0412287A Satellite utilizing position measuring instrument using highly stable clock
US4918609A Satellite-based position-determining system
JPS63266375A Position measuring system by satellite