Patents by Inventor Kei Nagae

Kei Nagae 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).

  • CONTAINER AND METHOD FOR STORING, PRETREATING, AND ANALYZING BIOMATERIAL
    Publication number: 20220026440
    Abstract: The invention provides a container for storing a biomaterial in which adhesion of a minute amount of a biomarker(s) contained in the biomaterial to the surface of the container for storage can be suppressed, and sample loss is reduced, while enabling analysis with accuracy and highly precision. In particular, the container for storing a biomaterial for reducing sample loss of a biomarker(s) contained in the biomaterial has a coating containing a copolymer which contains a recurring unit which contains a group represented by the following formula (a), a recurring unit which contains a group represented by the following formula (b), and optionally a recurring unit which contains a group represented by the following formula (c), on at least a part of the surface of the container: (wherein, Ua1, Ua2, Ub1, Ub2 and Ub3, An? and Rc are as defined herein).
    Type: Application
    Filed: November 13, 2019
    Publication date: January 27, 2022
    Applicant: NISSAN CHEMICAL CORPORATION
    Inventors: Keiichiro OTSUKA, Satoshi HAMADA, Takeaki SHOJI, Kei NAGAE, Hiroyuki NAKAJIMA, Kohei SUZUKI, Kazutaka MATOBA
  • Pyridazinone compounds and P2X7 receptor inhibitors
    Patent number: 8440666
    Abstract: Novel pyridazinone compounds of formula (I), which inhibit the purinergic P2X7 receptor and are useful for prevention, therapy and improvement of inflammatory and immunological diseases.
    Type: Grant
    Filed: October 30, 2008
    Date of Patent: May 14, 2013
    Assignee: Nissan Chemical Industries, Ltd.
    Inventors: Yukihiro Shigeta, Yutaka Hirokawa, Hiroshi Nagai, Kei Nagae, Tsuneo Watanabe, Megumi Io, Yusuke Shintani, Junji Kamon, Masato Horikawa, Kazuya Takeuchi
  • PYRIDAZINONE COMPOUNDS AND P2X7 RECEPTOR INHIBITORS
    Publication number: 20100286390
    Abstract: Novel pyridazinone compounds of formula (I), which inhibit the purinergic P2X7 receptor and are useful for prevention, therapy and improvement of inflammatory and immunological diseases.
    Type: Application
    Filed: October 30, 2008
    Publication date: November 11, 2010
    Inventors: Yukihiro Shigeta, Yutaka Hirokawa, Hiroshi Nagai, Kei Nagae, Tsuneo Watanabe, Megumi Io, Yusuke Shintani, Junji Kamon, Masato Horikawa, Kazuya Takeuchi