Learn more

KOKUYO KK

Overview
  • Total Patents
    5,147
  • GoodIP Patent Rank
    2,763
  • Filing trend
    ⇩ 26.0%
About

KOKUYO KK has a total of 5,147 patent applications. It decreased the IP activity by 26.0%. Its first patent ever was published in 1974. It filed its patents most often in Japan, China and WIPO (World Intellectual Property Organization). Its main competitors in its focus markets consumer goods, furniture and games and packaging and shipping are CRAMER IND INC, MOLLA INC and SAC ACQUISITION LLC.

Patent filings per year

Chart showing KOKUYO KKs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Yoshida Yoichi 263
#2 Kaneda Shinichi 259
#3 Ueda Nobuyuki 199
#4 Kinoshita Yojiro 165
#5 Sugano Takao 140
#6 Murakami Tomokazu 121
#7 Shima Hideto 107
#8 Takashima Shigeyuki 101
#9 Yamanishi Manabu 100
#10 Kimura Teruyuki 98

Latest patents

Publication Filing date Title
JP2021003592A Chair and cover member of chair
JP2021003593A Chair and cover member of chair
CN112207861A Scissors
JP2020062419A Furniture with flap top plate
JP2020028806A table
JP2020204188A Partition
JP2020196997A Sliding wall
JP2020196999A Sliding wall
JP2020196998A Sliding wall
JP2020185273A Bookrest
JP2020185092A table
JP2019169720A Laser beam output device
JP2020175010A Desk having top plate tilt function
JP2020069378A desk
JP2020172087A Writing sound amplifier
JP2020172052A Coating film transfer tool
JP2020168203A Cord holder of lifting/lowering table
JP2020163665A clip
JP2020157381A Cutting machine
JP2019073035A Transfer tool