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TOMOEGAWA CO LTD

Overview
  • Total Patents
    471
  • GoodIP Patent Rank
    6,800
  • Filing trend
    ⇧ 122.0%
About

TOMOEGAWA CO LTD has a total of 471 patent applications. It increased the IP activity by 122.0%. Its first patent ever was published in 2000. It filed its patents most often in WIPO (World Intellectual Property Organization), Taiwan and Republic of Korea. Its main competitors in its focus markets optics, semiconductors and textiles and paper are K APS, SHINWHA INTERTEK CORP and KIMOTO CO LTD.

Patent filings per year

Chart showing TOMOEGAWA CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Suzuki Masayoshi 68
#2 Sugiyama Masahide 67
#3 Moriuchi Hideki 51
#4 Sakano Tsubasa 42
#5 Tsuda Hajime 42
#6 Murata Chikara 39
#7 Goto Makoto 35
#8 Hashimoto Nobuhiro 34
#9 Muramatsu Daisuke 33
#10 Okumura Katsuya 31

Latest patents

Publication Filing date Title
WO2021070860A1 Metal fiber sheet, method for producing metal fiber sheet and temperature control unit
WO2021039477A1 Electromagnetic wave absorbing material
WO2021070470A1 Heat transfer body, heat exchange unit and heat transfer body mounting method
WO2021029388A1 Optical connector cleaning tool
WO2020261916A1 Flexible wire
WO2020246259A1 Temperature adjustment unit
WO2020235449A1 Temperature control unit
WO2020218216A1 Heat storage unit
WO2020203644A1 Reflection-type display device using anisotropic optical film
WO2020203643A1 Light diffusion film laminate for reflective display device, and reflective display device using same
WO2020170888A1 Sheet-like heater
WO2020162214A1 Cleaning device
WO2020138179A1 Electrostatic chuck device
TW202041829A Temperature control unit and temperature control device
TW202021679A Cleaning tool for optical connector
WO2020066347A1 Seal material for analytical instrument, and flow cell, detection instrument, and analytical instrument using said seal material
WO2020066311A1 Light-guide laminate using anisotropic optical film, and planar illumination device for display device using same
WO2020066312A1 Light-guide laminate using anisotropic optical film, and planar illumination device for display device using same
WO2019220775A1 Head-mounted display
CN112074771A Head-mounted display