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TAKAHASHI TAMOTSU

Overview
  • Total Patents
    15
About

TAKAHASHI TAMOTSU has a total of 15 patent applications. Its first patent ever was published in 1981. It filed its patents most often in Japan and United States. Its main competitors in its focus markets organic fine chemistry, macromolecular chemistry and polymers and basic materials chemistry are SAMHWA PAINTS IND CO LTD, TAMBOUR LTD and HUANGSHAN HUAHUI TECH CO LTD.

Patent filings in countries

World map showing TAKAHASHI TAMOTSUs patent filings in countries
# Country Total Patents
#1 Japan 13
#2 United States 2

Patent filings per year

Chart showing TAKAHASHI TAMOTSUs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Takahashi Tamotsu 15
#2 Henshaw Robert A 1
#3 Yamawaki Taizo 1
#4 Li Shi 1
#5 Kanno Ken-Ichiro 1

Latest patents

Publication Filing date Title
JP2015014307A Passage selector valve
US2013079530A1 6,13-dihalogen-5,14-dihydropentacene derivative and method for producing 6,13-substituted-5,14-dihydropentacene derivative using same
JP2003213136A Two-pack building-reinforcing agent and main agent for the same
JP2003213938A Two-part building reinforcing agent, and hardener for use in the two-part building reinforcing agent
JP2000256292A Production of alpha,beta-unsaturated carboxamides by reaction of aceylenes with isocyanates
JP2000264875A Synthesis of nitrogen-containing polycyclic compound from diynamine
JP2000256217A Dechlorination treatment of aromatic chloride in presence of titanocene compounds as catalyst
JP2000256321A Production of pyridine compounds by reactions of azametallacyclopentadine compounds with alkyne compounds
JP2000026339A Multiply substituted condensed polycyclic compound and its production
JPH11263743A Production of cyclopentenone derivative
JPH11263737A Production of benzene derivative
JPH11263794A Production of stannacyclopentadiene derivative
JPH0885987A Mouthpiece of draining hole
JPS57125940A Automatic block copy making and processing machine incorporating word processor,photocomposer and enlarger