Patents by Inventor Takamitsu Shinoda

Takamitsu Shinoda has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Composition for black matrix, fabrication process of black matrix and article provided with black matrix
    Patent number: 5814434
    Abstract: A composition for a black matrix is disclosed. The composition is composed of a black pigment and a binder for the pigment. The black pigment is a compound-oxide black pigment, which comprises at least two metal oxides and has a spinel or inverse-spinel crystalline structure. Also discloses are a process for the formation of a black matrix from the composition and an article provided with a black matrix so formed.
    Type: Grant
    Filed: April 23, 1996
    Date of Patent: September 29, 1998
    Assignees: Dainichiseika Color & Chemicals Mfg. Co., Ltd., Ukima Colour & Chemicals Mfg. Co., Ltd
    Inventors: Michiei Nakamura, Keiji Nakajima, Shigeru Sakamoto, Takamitsu Shinoda, Mitsuo Yamazaki, Kanako Sato, Motohisa Maruyama, Hiroyoshi Terada, Akira Nishio, Masanori Takakamo, Toshiaki Anzai
  • Pigment composition
    Patent number: 4767465
    Abstract: A pigment composition contains a pigment and a dispersant. The dispersant is a polyester compound which contains, per molecule, a residuum of at least two benzene rings coupled together, an aromatic ring having at least 8 carbon atoms or a heterocyclic ring having at least 8 carbon atoms, and at least one ester bond as a principal bond.
    Type: Grant
    Filed: August 12, 1987
    Date of Patent: August 30, 1988
    Assignee: Dainichiseika Color & Chemicals Mfg. Co., Ltd.
    Inventors: Michiei Nakamura, Hitoshi Takeuchi, Tetsujiro Takahashi, Yoshitake Kori, Minoru Takizawa, Takamitsu Shinoda, Shojiro Horiguchi
  • Pigment composition
    Patent number: 4762568
    Abstract: A pigment composition contains a pigment and a dispersant. The dispersant is a phosphoric ester compound represented by the following general formula: ##STR1## wherein at least one of the three Rs is a residuum of a polyester chain containing as principal bonds thereof ester bonds of a polycarboxylic acid and a polyalcohol.
    Type: Grant
    Filed: August 12, 1987
    Date of Patent: August 9, 1988
    Assignee: Dainichiseika Color & Chemicals Mfg. Co., Ltd.
    Inventors: Michiei Nakamura, Hitoshi Takeuchi, Tetsujiro Takahashi, Yoshitake Kori, Minoru Takizawa, Takamitsu Shinoda, Shojiro Horiguchi