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SAN-APRO LTD

Overview
  • Total Patents
    14
  • GoodIP Patent Rank
    133,147
  • Filing trend
    ⇩ 100.0%
About

SAN-APRO LTD has a total of 14 patent applications. It decreased the IP activity by 100.0%. Its first patent ever was published in 2013. It filed its patents most often in WIPO (World Intellectual Property Organization), Republic of Korea and EPO (European Patent Office). Its main competitors in its focus markets macromolecular chemistry and polymers, organic fine chemistry and optics are SAN APRO LTD, LOUM HITECH CO LTD and CHEME INC.

Patent filings per year

Chart showing SAN-APRO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Shibagaki Tomoyuki 5
#2 Takashima Yusaku 4
#3 Ikeda Takuya 4
#4 Shiraishi Atsushi 3
#5 Fukunaga Noriya 3
#6 Oka Masaaki 3
#7 Kimura Hideki 3
#8 Nakamura Yuji 2
#9 Chen Liyi 2
#10 Seike Hideo 1

Latest patents

Publication Filing date Title
WO2017208837A1 Photosensitive compound
WO2016132413A1 Sulfonium borate salt, acid generating agent and curable composition