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KEIWA SHOKO KK

Overview
  • Total Patents
    126
About

KEIWA SHOKO KK has a total of 126 patent applications. Its first patent ever was published in 1974. It filed its patents most often in Japan, Germany and Republic of Korea. Its main competitors in its focus markets machines, optics and textiles and paper are NANO PREC CORP, MI XIANG-DONG and N & F CO LTD.

Patent filings in countries

World map showing KEIWA SHOKO KKs patent filings in countries
# Country Total Patents
#1 Japan 123
#2 Germany 1
#3 Republic of Korea 1
#4 United States 1

Patent filings per year

Chart showing KEIWA SHOKO KKs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Nagamura Hidetarou 24
#2 Wada Takao 10
#3 Furukawa Kazuyuki 8
#4 Konno Teruaki 7
#5 Tsuji Takahiro 7
#6 Nakajima Yuki 7
#7 Sanai Sukemasa 7
#8 Kato Kimiko 6
#9 Nagamura Hidetaro 5
#10 Hayashi Isamu 4

Latest patents

Publication Filing date Title
JPH1174691A Carrier tape
JPH1142851A Ink jet recording sheet and its manufacture
JPH1130708A Light diffusion sheet, and manufacture of back light unit using the same and light diffusion sheet
JPH10319243A Backlight unit of liquid crystal display device
JPH10309138A Water cutoff sheet for agricultural greenhouse
JPH10290727A Desk mat
JPH10276655A Tree protecting tape and tree protection using the same
JPH10262464A Insect proof root cutting mat, its using method and insect proof culture container
JPH10237772A Wall paper and wall structure using the same
JPH10217406A Sheet for building, waterproof sheet for room, and airtight sheet for wall
JPH10222299A Mouse pad
JPH10202796A Sheet with protective film
JPH10204661A Rust/corrosion preventing agent, and rust/corrosion preventing paper
JPH10197040A Air supply/exhaust duct
JPH10197020A Heating type air intake hole member
JPH10191809A Bag for removing astrigency of persimmon and removal of astringency from persimmon using the same
JPH10187345A Mouse pad
JPH10159290A Flame-retardant sheet material
JPH10138377A Process sheet for manufacturing urethane foam and its manufacture
JPH1096804A Light diffusion sheet