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HSIA JEN CHANG

Overview
  • Total Patents
    12
About

HSIA JEN CHANG has a total of 12 patent applications. Its first patent ever was published in 1988. It filed its patents most often in China, EPO (European Patent Office) and Taiwan. Its main competitors in its focus markets pharmaceuticals, biotechnology and micro-structure and nano-technology are DIATIDE INC, BIOSTAPRO AB and LABORATORIOS LETI S L UNIPERSONAL.

Patent filings per year

Chart showing HSIA JEN CHANGs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Hsia Jen-Chang 8
#2 Chang Hsia Jen 2
#3 Hsia Jen Chang 1
#4 Jen-Chang Hsia 1

Latest patents

Publication Filing date Title
TW381022B Compositions and methods utilizing nitroxides to avoid oxygen toxicity, particularly in stabilized, polymerized, conjugated, or encapsulated hemoglobin used as a red cell substitute
US4857636A Pasteurizable, freeze-driable hemoglobin-based blood substitute