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YAMASHITA JOJI

Overview
  • Total Patents
    69
  • GoodIP Patent Rank
    134,422
  • Filing trend
    ⇩ 40.0%
About

YAMASHITA JOJI has a total of 69 patent applications. It decreased the IP activity by 40.0%. 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 audio-visual technology and computer technology are HUIZHOU WELLAV TECH CO LTD, ANIMATION TECHNOLOGIES INC and NPTV.

Patent filings in countries

World map showing YAMASHITA JOJIs patent filings in countries
# Country Total Patents
#1 Japan 64
#2 United States 5

Patent filings per year

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

Focus industries

Focus technologies

Top inventors

# Name Total Patents
#1 Yamashita Joji 67
#2 Yamashita Masako 2
#3 Yamashita Kenichi 1

Latest patents

Publication Filing date Title
JP2020138384A Precast residual form panel that suppresses salt damage and frost damage of the precast residual form panel, and manufacturing method of the precast residual form panel
JP2020084405A Precast residual frame panel manufacturing method capable of suppressing salt damage and freezing damage of precast residual frame panel, residual frame construction method, and precast residual frame panel
JP2020012300A Construction method of residual form to prevent salt damage and frost damage of precast residual form panel
JP2019157436A Method for constructing permanent form that suppresses phenomenon of dirty water flowing out from joints of precast permanent form panel and making the precast permanent form panel dirty and phenomenon that precast permanent form panel cracks after construction,and precast permanent form panel used in the construction method
JP2019073897A Cracking preventing method of remaining formwork panel, and remaining formwork panel
JP2019007188A Connection member for construction of decorative coating protection wall of reinforcement banking wall, and construction method of decorative coating protection wall of reinforcement banking wall
JP2018178437A Precast panel for protecting decorative covering of existing wall and method of installing precast panel for protecting decorative covering of existing wall
JP2018150679A Connection member for construction of decorative coating protection wall of reinforcement banking wall
JP2018131840A Method for constructing decorative coating protective wall of reinforced embankment wall
JP2018071129A Water leak prevention method of joint part of residual form panel
JP2017218778A Wall surface construction panel, and construction method of permanent mold constituted by the same
JP2016199988A Pressure fixation arm and anchor method dealing with fragile skeleton using thereof
JP2015229841A Fixture and method for fixing rod to be fixed on columnar support post
JP2015081445A Welding auxiliary member and welding method using the same
JP2014189977A Construction method of leaning type retaining wall
JP2014189978A Construction method of leaning type retaining wall
JP2014133999A Fixture and method of fixing rod material to be fixed to a columnar support post by using the same
JP2012184605A Auxiliary fixation tool for slope protection wall material installation and slope protection wall material installation and fixation method
JP2012062721A Construction method of protective wall panel, column and anchor used in the method, and construction structure of protective wall
JP2011132796A Wall surface construction panel