Patents by Inventor Shinichiro Kamino

Shinichiro Kamino 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).

  • Rhodamine-based colorant compound and process for producing same
    Patent number: 10435564
    Abstract: Provided is a compound capable of exhibiting different changes in hue with one kind of molecule. The compound has julolidine structures, and is represented by a general formula (1): wherein each of Q and Q1 represents C(R) or N; R represents a hydrogen atom, a halogen atom, an alkyl group having 1 to 6 carbon atoms, or a carboxyl group, where two Rs may bind to each other to form a ring; R1 represents a hydrogen atom, a halogen atom, an alkyl group having 1 to 6 carbon atoms, or a carboxyl group, where two R1s may bind to each other to form a ring; n represents a number of 0 to 3; and m represents a number of 0 to 3.
    Type: Grant
    Filed: September 2, 2016
    Date of Patent: October 8, 2019
    Assignee: RIKEN
    Inventors: Atsuya Muranaka, Yoshinao Shirasaki, Masanobu Uchiyama, Shinichiro Kamino
  • RHODAMINE-BASED COLORANT COMPOUND AND PROCESS FOR PRODUCING SAME
    Publication number: 20180244923
    Abstract: Provided is a compound capable of exhibiting different changes in hue with one kind of molecule. The compound has julolidine structures, and is represented by a general formula (1): wherein each of Q and Q1 represents C(R) or N; R represents a hydrogen atom, a halogen atom, an alkyl group having 1 to 6 carbon atoms, or a carboxyl group, where two Rs may bind to each other to form a ring; R1 represents a hydrogen atom, a halogen atom, an alkyl group having 1 to 6 carbon atoms, or a carboxyl group, where two R1s may bind to each other to form a ring; n represents a number of 0 to 3; and m represents a number of 0 to 3.
    Type: Application
    Filed: September 2, 2016
    Publication date: August 30, 2018
    Inventors: Atsuya Muranaka, Yoshinao Shirasaki, Masanobu Uchiyama, Shinichiro Kamino
  • Compound and use thereof
    Patent number: 8134017
    Abstract: A compound represented by the following formula (1) or (2):
    Type: Grant
    Filed: December 2, 2010
    Date of Patent: March 13, 2012
    Assignee: Riken
    Inventors: Shinichiro Kamino, Shuichi Enomoto