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PT SUB INC

Overview
  • Total Patents
    33
About

PT SUB INC has a total of 33 patent applications. Its first patent ever was published in 1981. It filed its patents most often in EPO (European Patent Office), Australia and China. Its main competitors in its focus markets optics, machines and macromolecular chemistry and polymers are POLYCHROME CORP, POLYFIBRON TECHNOLOGIES INC and ALGRAPHY LTD.

Patent filings per year

Chart showing PT SUB INCs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Mirle Srinivas K 6
#2 Kumpfmiller Ronald James 5
#3 Kanga Rustom Sam 5
#4 Huynh-Tran Truc-Chi Thi 5
#5 Berrier Arthur Leroy 4
#6 Yang Michael W 3
#7 Goss William K 3
#8 O'Rell Dennis D 3
#9 Tsao Jung Hsien 2
#10 Berna Claude 2

Latest patents

Publication Filing date Title
AU4705596A Thiol-containing photosensitive polymeric foam compositions
DE4339010A1 Photo-curable product for printing plates