Patents by Inventor Miyuki Kasahara

Miyuki Kasahara 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).

  • Ionic liquids and process for manufacturing the same
    Patent number: 7465834
    Abstract: Ionic liquids exhibit a stable liquid state even at low temperatures and have a good conductivity. The ionic liquids each contain an organic compound represented by the following formula (1) as a cation. In the formula, R1 to R5 may be the same as or different from each other and each represents an H, a halogen, or a C1 to C10 alkyl group, cycloalkyl group, heterocyclic group, aryl group or alkoxyalkyl group; X and Y may be the same as or different from each other and each represents an N or a P; Z represents an S or an O.
    Type: Grant
    Filed: December 7, 2004
    Date of Patent: December 16, 2008
    Assignee: Kanto Denka Kogyo Co., Ltd.
    Inventors: Kumiko Sueto, Miyuki Kasahara, Osamu Omae, Yuan Gao
  • Ionic liquids and process for manufacturing the same
    Publication number: 20050136332
    Abstract: Ionic liquids exhibit a stable liquid state even at low temperatures and have a good conductivity. The ionic liquids each contain an organic compound represented by the following formula (1) as a cation. In the formula, R1 to R5 may be the same as or different from each other and each represents an H, a halogen, or a C1 to C10 alkyl group, cycloalkyl group, heterocyclic group, aryl group or alkoxyalkyl group; X and Y may be the same as or different from each other and each represents an N or a P; Z represents an S or an O.
    Type: Application
    Filed: December 7, 2004
    Publication date: June 23, 2005
    Inventors: Kumiko Sueto, Miyuki Kasahara, Osamu Omae, Yuan Gao