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TEKKOSHA CO

Overview
  • Total Patents
    58
About

TEKKOSHA CO has a total of 58 patent applications. Its first patent ever was published in 1963. It filed its patents most often in Germany, France and United Kingdom. Its main competitors in its focus markets basic materials chemistry, organic fine chemistry and macromolecular chemistry and polymers are JIANGSU DAOBO CHEMICAL CO LTD, PHARMA CHEMICAL CORP and ANHUI QINGKE RUIJIE NEW MAT CO LTD.

Patent filings in countries

World map showing TEKKOSHA COs patent filings in countries
# Country Total Patents
#1 Germany 17
#2 France 14
#3 United Kingdom 14
#4 United States 12
#5 Brazil 1

Patent filings per year

Chart showing TEKKOSHA COs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Adachi Kazuo 13
#2 Suzuki Takashi 5
#3 Miura Masamichi 4
#4 Nakamura Takeo 4
#5 Hoshikawa Masakatsu 4
#6 Murayama Hiroshi 4
#7 Kawai Masahisa 4
#8 Yamaguchi Tatsuya 4
#9 Tai Akira 3
#10 Doi Mineo 3

Latest patents

Publication Filing date Title
US4013615A Electrostatic spray coating powder pigment composition and process for producing the same
GB1474596A Electrostatic spray coating method and powder paint composition suitable for it
DE2342059A1 Flexible, transparent graft copolymers of vinyl chloride - on ethylene - vinyl acetate - vinyl propionate backbone copolymer, as agricultural sheeting
GB1368970A Acridanone derivatives and process for producing the same
GB1382259A Process for producing quinacridones and intermediates thereof and said intermediates
US3746684A Poly-(imino(2,5-dialkoxycarbonyl-1,4-phenylene)iminoarylene)
US3733303A High polymer having the structure of poly-(1mino(2,5-dialkoxycarbonyl1,4-phenylene)iminoalkylene)
US3667906A Method for producing manganese dioxide containing less potassium
FR2040163A5 L-lysine from corynebacterium sp
GB1300654A Process for the production of l-lysine
FR2033122A5 Pyromellitic acid dianhydride by tetralkyl - benzene air oxidation
US3635888A Polymer derived from dialkyl succinylsuccinates and diamines
GB1267708A Process for preventing the withering of plants
DE1936109A1 Electrolytic cell for the production of metallic sodium
DE1902464A1 Method and compound for soil sealing and consolidation
US3580883A Method of chemical grout processing
DE1767485A1 Process for the production of L-glutamic acid
US3506709A Process for the production of lower fatty acids
DE1619644A1 Process for the preparation of crystallizing gamma-quinacridone pigments
US3429692A Process for removing mercury from metallic sodium containing the same