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TOMOEGAWA PAPER MFG CO LTD

Overview
  • Total Patents
    39
About

TOMOEGAWA PAPER MFG CO LTD has a total of 39 patent applications. Its first patent ever was published in 1967. It filed its patents most often in Germany, United States and EPO (European Patent Office). Its main competitors in its focus markets optics, machines and electrical machinery and energy are BMP AMERICA INC, ALLIED PAPER INC and NASHUA CORP.

Patent filings in countries

World map showing TOMOEGAWA PAPER MFG CO LTDs patent filings in countries

Patent filings per year

Chart showing TOMOEGAWA PAPER MFG CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Nakao Osakazu 4
#2 Morimoto Junichi 4
#3 Sano Takayuki 3
#4 Watanabe Akira 3
#5 Amano Takashi 3
#6 Hirose Juichi 3
#7 Suzuki Yoshio 3
#8 Kawamura Fumio 3
#9 Kawamura Masamichi 3
#10 Nakamura Toshio 3

Latest patents

Publication Filing date Title
US2001033913A1 Optical sheet and production process thereof
DE4208134A1 Epoxy] resin compsns. with improved toughness - contain material prepd. by reaction of epoxy] resin with phenolic hydroxyl gp.-contg. aramid-polybutadiene-acrylonitrile] block copolymer
US6140394A Method and apparatus of suspension polymerization
KR930009213B1 Adhesive tape
US4717709A Thermosensitive recording material
US3998987A Electrostatic recording element
DE2255585A1 Electrostatic recording element - with highly pigmented recording/unpigmented insulating layer accepts aqueous inks
GB1318263A Electroconductive agents
US3672888A Process for the manufacture of an electrophotographic sensitive material
US3617438A Electric insulating paper and its production process
US3658735A Solution of a graft copolymer of cellulose
US3669916A A solution of a graft copolymer of cellulose
DE1720183B1 Cellulose solutions and their uses
US3593660A Stencil paper an electric recording and method of producing the same