Learn more

WATAHAN KOKI KK

Overview
  • Total Patents
    24
  • GoodIP Patent Rank
    237,663
About

WATAHAN KOKI KK has a total of 24 patent applications. Its first patent ever was published in 1991. It filed its patents most often in Japan. Its main competitors in its focus markets civil engineering, medical technology and furniture and games are INTERGADGETS AG, YERBY EARL and KZ VNII SINT KAUCHUKA IM AKADE.

Patent filings in countries

World map showing WATAHAN KOKI KKs patent filings in countries
# Country Total Patents
#1 Japan 24

Patent filings per year

Chart showing WATAHAN KOKI KKs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Yagasaki Isao 12
#2 Sugiyama Yuji 4
#3 Kubota Satoshi 4
#4 Konagaya Shiro 4
#5 Shimizu Chiaki 3
#6 Aihara Toshiya 3
#7 Toida Nobuaki 2
#8 Taguchi Chihiro 2
#9 Omori Kietsu 1
#10 Mogi Takahiro 1

Latest patents

Publication Filing date Title
JP2016125206A Corridor for eaves inspection
JP2013091890A Roof repair method
JP2013072598A Air conditioner control device
JP2012117260A Curtain wall of building
JP2010209627A Drainage structure of roof
JP2010047911A Method for repairing roof
JP2008190270A Curtain wall of building
JP2008115662A Curtain wall structure of building
JP2008050746A Roof repairing method
JP2007032001A Composite frame part structure of building
JP2007016537A Roof repair method
JP2005350942A Flat sash structure
JP2005344316A Curtain wall of building
JP2005256374A Roof repairing construction method
JP2005089985A Roof repair construction method
JP2002146974A Repair method for roof
JP2001140431A Transportation device for shingle
JP2000297517A External wall structure for building
JP2000265700A Off-street parking lot
JP2000145046A Supporting structure of folded plate roof