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YAMASHITA MASAAKI

Overview
  • Total Patents
    38
About

YAMASHITA MASAAKI has a total of 38 patent applications. Its first patent ever was published in 1974. It filed its patents most often in Japan and United States. Its main competitors in its focus markets mechanical elements and machines are VMT TECHNOLOGIES LLC, ARNAUD LOUIS CAMILLE and HASEGAWA MASAO.

Patent filings in countries

World map showing YAMASHITA MASAAKIs patent filings in countries
# Country Total Patents
#1 Japan 37
#2 United States 1

Patent filings per year

Chart showing YAMASHITA MASAAKIs patent filings per year from 1900 to 2020

Focus industries

# Industry
#1 Mechanical elements
#2 Machines

Focus technologies

# Technology
#1 Gearing
#2 Unspecified technologies

Top inventors

# Name Total Patents
#1 Yamashita Masaaki 38

Latest patents

Publication Filing date Title
JP2007113677A Transmission
JP2004225916A Transmission
JP2005220934A Transmission device
JP2004108439A Transmission gear
JP2003028269A Transmission
JP2002161964A Change gear
JP2002147549A Transmission device
JP2000356251A Transmission gear
JPH1089438A Transmission
JPH1089420A Transmission
JPH0972391A Transmission
JPH08334152A Transmission
JPH08334151A Transmission
JPH0835544A Transmission
JPH0821493A Speed change gear
JPH0821491A Transmission
JPH07317871A Transmission
JPH07310804A Transmission
JPH07310805A Transmission
JPH07145854A Transmission