Patents by Inventor Kazuharu Noguchi

Kazuharu Noguchi 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).

  • Patent number: 9718776
    Abstract: A benzilic acid ester compound represented by the following formula (I) or a salt thereof, wherein R represents optionally substituted fluorinated lower alkyl, is disclosed.
    Type: Grant
    Filed: May 29, 2014
    Date of Patent: August 1, 2017
    Assignee: Taiho Pharmaceutical Co., Ltd.
    Inventors: Masato Nanri, Kazuharu Noguchi, Fukumitsu Sakakibara, Shinichi Aoki
  • Publication number: 20160115129
    Abstract: A benzilic acid ester compound represented by the following formula (I) or a salt thereof, wherein R represents optionally substituted fluorinated lower alkyl, is disclosed.
    Type: Application
    Filed: May 29, 2014
    Publication date: April 28, 2016
    Applicant: TAIHO PHARMACEUTICAL CO., LTD.
    Inventors: Masato NANRI, Kazuharu NOGUCHI, Fukumitsu SAKAKIBARA, Shinichi AOKI
  • Patent number: 6300331
    Abstract: The present invention relates to a naphthalimidobenzamide derivative represented by the following formula (1): (wherein, R1 represents a hydrogen atom, etc., Y represents a hydrogen atom or —CON(R4)—A2—X2, R2 and R4 are the same or different and each independently represents a hydrogen atom, etc., A1 and A2 are the same or different and each independently represents an alkylene group which may be interrupted at least once by —N(R3)— (R3 representing a hydrogen atom, etc.) and X1 and X2 are the same or different and each independently represents a (hetero)aryl group which may have a substituent, etc.) or salt thereof; and a pharmaceutical comprising it as an effective ingredient. The compound is useful as an antitumor agent and the like.
    Type: Grant
    Filed: March 3, 2000
    Date of Patent: October 9, 2001
    Assignee: Taiho Pharmaceutical Co., Ltd.
    Inventors: Kazuharu Noguchi, Motoji Wakida, Kenji Suzuki, Yuji Yamada, Tetsuji Asao
  • Patent number: 5464616
    Abstract: A 6.beta.-substituted penicillanic acid of the formula XII: ##STR1## or a pharmaceutically acceptable salt or ester thereof, whereinA and B are each hydrogen wherein the carbon atoms to which A and B are attached are linked by a single bond, or A and B together form a bond, wherein the carbon atoms to which A and B are attached are linked by a double bond,R1 is selected from the group consisting of a) hydrogen, b) a pharmaceutically acceptable salt and c) a pharmaceutically acceptable group selected from the group consisting of C.sub.1-10 alkyl, C.sub.2-10 alkenyl, C.sub.2-10 alkynyl, C.sub.3-10 cycloalkyl, C.sub.
    Type: Grant
    Filed: August 4, 1994
    Date of Patent: November 7, 1995
    Assignee: Synphar Laboratories, Ind.
    Inventors: Kazuharu Noguchi, Ronald G. Micetich, Mohsen Daneshtalab