Patents by Inventor Kumiko Yamamoto

Kumiko Yamamoto 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).

  • Direct palladium-catalyzed aromatic fluorination
    Patent number: 11179710
    Abstract: Provided herein are palladium complexes comprising a ligand of Formula (A?) and a ligand of Formula (B), wherein R1-R18 are as defined herein. The palladium complexes are useful in methods of fluorinating aryl and heteroaryl substrates. Further provided are compositions and kits comprising the palladium complexes.
    Type: Grant
    Filed: March 9, 2017
    Date of Patent: November 23, 2021
    Assignees: President and Fellows of Harvard College, Studiengesellschaft Kohle mbH
    Inventors: Tobias Ritter, Jeffrey Garber, Kumiko Yamamoto
  • DIRECT PALLADIUM-CATALYZED AROMATIC FLUORINATION
    Publication number: 20190099748
    Abstract: Provided herein are palladium complexes comprising a ligand of Formula (A?) and a ligand of Formula (B), wherein R1-R18 are as defined herein. The palladium complexes are useful in methods of fluorinating aryl and heteroaryl substrates. Further provided are compositions and kits comprising the palladium complexes.
    Type: Application
    Filed: March 9, 2017
    Publication date: April 4, 2019
    Applicants: President and Fellows of Harvard College, Studiengesellschaft Kohle mbH
    Inventors: Tobias Ritter, Jeffrey Garber, Kumiko Yamamoto
  • Method for treating hyperlipemia
    Patent number: 5441962
    Abstract: The use of isoquinolinone derivatives as an antiarteriosclerosis agent and antihyperlipoproteinemics. The derivatives are of the formula ##STR1## wherein R.sub.1 is hydrogen or a C.sub.1 -C.sub.6 alkyl group and R.sub.2 is a C.sub.1 -C.sub.6 alkyl group or the pharmaceutically acceptable salt thereof.
    Type: Grant
    Filed: July 11, 1994
    Date of Patent: August 15, 1995
    Assignee: Nisshin Flour Milling Co., Ltd.
    Inventors: Motoharu Hasegawa, Kohji Shirai, Kiyohiko Matsumoto, Yasuhiko Suzuki, Isao Takahasi, Yuuiti Takarada, Mitsuyo Saito, Kumiko Yamamoto, Yositaka Takayama, Tsutomu Komazawa, Toshiji Sugai