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DAI DAN CO LTD

Overview
  • Total Patents
    209
  • GoodIP Patent Rank
    86,574
  • Filing trend
    ⇩ 50.0%
About

DAI DAN CO LTD has a total of 209 patent applications. It decreased the IP activity by 50.0%. Its first patent ever was published in 1989. It filed its patents most often in Japan, WIPO (World Intellectual Property Organization) and China. Its main competitors in its focus markets environmental technology, agriculture and thermal processes are PRODUCTS LAB INC, LAB PRODUCTS and HAGEMANN ROLAND.

Patent filings per year

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

Top inventors

# Name Total Patents
#1 Yamaguchi Taro 39
#2 Hasegawa Masakazu 29
#3 Yoshida Kazuya 23
#4 Tamura Kazuya 21
#5 Nakai Shoichi 20
#6 Tanaka Yasunobu 19
#7 Nakamura Makoto 18
#8 Sasaki Yoji 18
#9 Yamashita Reiji 16
#10 Aida Toru 15

Latest patents

Publication Filing date Title
JP2020035759A Ambient lighting unit and lighting system
JP2020173068A Task/ambient air conditioning system
JP2020149546A Construction support system and construction support device
JP2020134112A Protective member
JP2020076563A Unit type clean room and unit type clean room construction method
JP2020085101A Ceiling hanging device fixture
JP2019136640A Method for determining performance recovery possibility of active charcoal, active charcoal regeneration method and active charcoal reuse system
JP2018057929A Air-conditioning system for operation room and air-conditioning method for operation room
JP2019100594A Clean booth
JP2019095152A Clean booth
JP2019039081A Dust-free clothes
JP2019011884A Room Pressure Control System
JP2018184966A Spacer for double piping and double piping assembly method
JP2018021682A Movable vaporization type humidifier
JP2015215158A Air conditioning system capable of humidifying and disinfection and air conditioning method capable of humidifying and disinfection
JP2016017642A Air conditioning system for information processing apparatus room
JP2016011770A Air conditioning system for information processing equipment room
JP2015224819A Anti-contamination safety cabinet
JP2015145000A dehumidification system
JP2015117900A Air conditioning operation state changeable system