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DUNLOP SPORTS CO LTD

Overview
  • Total Patents
    1,326
  • GoodIP Patent Rank
    2,134
  • Filing trend
    ⇩ 89.0%
About

DUNLOP SPORTS CO LTD has a total of 1,326 patent applications. It decreased the IP activity by 89.0%. Its first patent ever was published in 2007. It filed its patents most often in Japan, United States and China. Its main competitors in its focus markets furniture and games, macromolecular chemistry and polymers and computer technology are BRIDGESTONE SPORTS CO LTD, HONG ARTHUR and SRI SPORTS LTD.

Patent filings in countries

World map showing DUNLOP SPORTS CO LTDs patent filings in countries

Patent filings per year

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

Top inventors

# Name Total Patents
#1 Sajima Takahiro 129
#2 Tachibana Kosuke 114
#3 Shiga Kazuyoshi 104
#4 Shigemitsu Takahiro 99
#5 Tarao Toshiyuki 95
#6 Inoue Hidetaka 87
#7 Mikura Chiemi 85
#8 Isogawa Kazuhiko 85
#9 Hasegawa Hiroshi 73
#10 Onuki Masahide 63

Latest patents

Publication Filing date Title
US2018361211A1 Putter-type golf club head
US2019168084A1 Method of finishing exterior surface of golf club head
US2018311545A1 Putter-type golf club head
US2018178079A1 Rubber composition, crosslinked rubber molded product and golf ball
US2018185706A1 Rubber composition, crosslinked rubber molded product and golf ball
US2018093143A1 Golf club head
JP2018034021A Golf club head
US2018104548A1 Golf club head with textured striking face
JP2017221848A Golf club head
JP2018026131A Motion analyzer
JP2017221691A Golf ball
US2018056138A1 Golf ball
US2018093145A1 Golf club head
JP2019013460A Golf club head
JP2019013459A Golf club set
US2018311560A1 Golf club head, method for measuring performance of the same, and method for manufacturing the same
US2019001201A1 Golf club grip
US2017282028A1 Putter-type golf club head with alignment feature
US2018361206A1 Couplings for securing golf shaft to golf club head
US2018001153A1 Golf ball