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TSUCHIDA EISHUN

Overview
  • Total Patents
    17
About

TSUCHIDA EISHUN has a total of 17 patent applications. Its first patent ever was published in 1973. It filed its patents most often in United States, WIPO (World Intellectual Property Organization) and Germany. Its main competitors in its focus markets pharmaceuticals, macromolecular chemistry and polymers and machines are BEIJING JENKEM TECHNOLOGY CO LTD, NEKTAR THERAPEUTICS AL CORP and BEIJING JENKEM TECHNOLOGY CO L.

Patent filings per year

Chart showing TSUCHIDA EISHUNs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Tsuchida Eishun 14
#2 Komatsu Teruyuki 8
#3 Osada Yoshihito 3
#4 Huang Yubin 3
#5 Horinouchi Hirohisa 2
#6 Honda Kenji 2
#7 Watanabe Masumi 2
#8 Kobayashi Koichi 2
#9 Yamamoto Kimihisa 1
#10 Tsuchida Eishun Prof 1

Latest patents

Publication Filing date Title
EP0281036A2 A process for preparing a polyarylene thioether
US4137217A Polyion complex and method for preparing the same
US4104466A Polymeric metal complex and method of manufacturing the same
CA1015495A Polylon complex and method for preparing the same