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MITSUI PETROLEUM CHEMICALS IND

Overview
  • Total Patents
    78
About

MITSUI PETROLEUM CHEMICALS IND has a total of 78 patent applications. Its first patent ever was published in 1989. It filed its patents most often in Taiwan. Its main competitors in its focus markets macromolecular chemistry and polymers, machines and organic fine chemistry are KOLB RAINER, MITSUI PETROCHEMICAL IND K K and MITSUI PETROCHEMICAL IND.

Patent filings in countries

World map showing MITSUI PETROLEUM CHEMICALS INDs patent filings in countries
# Country Total Patents
#1 Taiwan 78

Patent filings per year

Chart showing MITSUI PETROLEUM CHEMICALS INDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Kawasaki Masaaki 3
#2 Toshiyuki Tsutsui 2
#3 Tsutsui Toshiyuki 2
#4 Noda Seishi 2
#5 Matsumoto Norio 2
#6 Aine Toshihiro 2
#7 Ehara Akio 1
#8 Harasoe Hirofumi 1
#9 Hayashi Goshi 1
#10 Takei Kunihiko 1

Latest patents

Publication Filing date Title
TW339377B Flexible nonwoven fabric and laminate thereof
TW387915B Process for preparing polyethylene terephthalate
TW331569B Unsaturated copolymer based on olefin and production and use
TW372370B Supporting structure of piezoelectric vibrator parts and piezoelectric vibrator, and the method of packaging of piezoelectric vibrator
TW326450B Ethylene copolymer rubber, vulcanizable rubber composition containing the copolymer rubber, and process for preparing the same
TW347390B Process for removal of diol as impurity in cyclic carbonic acid ester
TW297062B Nonwoven fabrics used as filter with polarization
TW297168B A piezoelectric transformer having a high boost ratio
TW344746B Unsaturated copolymer of ethylene and process for preparing the same
TW330940B A method of manufacturing polyesters
TW219334B A process for preparing an electret filter having high trapping capability