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YAMANA TSUTOMU

Overview
  • Total Patents
    31
About

YAMANA TSUTOMU has a total of 31 patent applications. Its first patent ever was published in 1985. It filed its patents most often in Japan. Its main competitors in its focus markets furniture and games are CAI DI, PREMO RUBBER COMPANY LTD and MA KENGGUI.

Patent filings in countries

World map showing YAMANA TSUTOMUs patent filings in countries
# Country Total Patents
#1 Japan 31

Patent filings per year

Chart showing YAMANA TSUTOMUs patent filings per year from 1900 to 2020

Focus industries

# Industry
#1 Furniture and games

Focus technologies

# Technology
#1 Toys

Top inventors

# Name Total Patents
#1 Yamana Tsutomu 31
#2 Ono Keiji 1
#3 Tsuboi Tetsuya 1
#4 Uchiumi Kazue 1

Latest patents

Publication Filing date Title
JP2010126864A Sock for infant
JP2003126566A Assembly block
JP2003024648A Colored sand for sandbox
JP2003000963A Assembly block
JP2002325859A Play facilities made of polyurethane foam
JP2002266752A Screw pump
JP2002052265A Block for toy
JP2001340661A Toy
JP2001286530A Health implement for sole stimulation
JP2001199804A Sand pit
JP2001178973A Assembly block for toy or for education
JP2001128916A Dust adhering indoor footwear
JP2001046109A General and rehabilitation shoe
JP2000014401A Refuse adsorbing cover for house slippers, and house slippers on which the same is fitted
JPH11319333A Building blocks toy
JPH1199007A Mikasa clog thone and its production as well as implement and device for the same
JPH11178605A Health footware
JPH11178604A Health footware
JPH117258A Method and tool for erasing display of magnetic display board
JPH10309329A Rod for finger training or play