Patents by Inventor Chihito Tago

Chihito Tago 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).

  • Colored, transparent film-forming composition, its coating method and removing method of a film thereof
    Patent number: 6730240
    Abstract: A colored, transparent film-forming composition, which is made up of (a) a reaction product of an epoxy group-containing alkoxysilane (a-1) and an amino group-containing alkoxysilane (a-2) having active hydrogen therein, (b) an acid catalyst, (c) an alkali-soluble UV absorber, (d) at least one solvent selected from organic solvents having a boiling point of 100 to 250° C., and (e) a dye and/or a pigment, has a good coating performance and room temperature curing characteristic and can provide a film having good film strength and film removability after use. The coating method of the composition and the removing method of the film obtained from the composition are also described.
    Type: Grant
    Filed: January 16, 2001
    Date of Patent: May 4, 2004
    Assignees: Ishihara Chemical Co., Ltd., Sunshine Inc.
    Inventors: Kunio Arimoto, Chihito Tago, Hideo Nishida, Yasuhiro Maehara, Tatsuya Ohta, Kazutoshi Yoshihara, Satoshi Sawamura
  • Colored, Transparent film-forming composition, its coating method and removing method of a film thereof
    Publication number: 20010031812
    Abstract: A colored, transparent film-forming composition, which comprises (a) a reaction product of an epoxy group-containing alkoxysilane (a-1) and an amino group-containing alkoxysilane (a-2) having active hydrogen therein, (b) an acid catalyst, (c) an alkali-soluble UV absorber, (d) at least one solvent selected from organic solvents having a boiling point of 100 to 250° C., and (e) a dye and/or a pigment, has a good coating performance, a good room temperature curing characteristic and can provide a film having good film strength and good film removability after use. The coating method of the composition and the removing method of the film obtained from the composition are also described.
    Type: Application
    Filed: January 16, 2001
    Publication date: October 18, 2001
    Inventors: Kunio Arimoto, Chihito Tago, Hideo Nishida, Yasuhiro Maehara, Tatsuya Ohta, Kazutoshi Yoshihara, Satoshi Sawamura