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Yoshihisa Kobayashi
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Tokyo, JP
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last 30 patents
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Patent Grant
Pentacyclic heterocycles
Patent number
11,358,972
Issue date
Jun 14, 2022
Eisai R&D Management Co., Ltd.
Yoshiaki Ohashi
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Pentacyclic heterocycles
Patent number
11,267,821
Issue date
Mar 8, 2022
Eisai R&D Management Co., Ltd.
Yoshiaki Ohashi
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Pentacyclic compound
Patent number
10,239,889
Issue date
Mar 26, 2019
Eisai R&D Management Co., Ltd.
Yoshiaki Ohashi
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Pyranodipyridine compound
Patent number
9,738,656
Issue date
Aug 22, 2017
Eisai R&D Management Co., Ltd.
Toshiki Kurokawa
C07 - ORGANIC CHEMISTRY
Patents Applications
last 30 patents
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Patent Application
PENTACYCLIC HETEROCYCLES
Publication number
20200283452
Publication date
Sep 10, 2020
Eisai R&D Management Co., Ltd.
Yoshiaki Ohashi
C07 - ORGANIC CHEMISTRY
Information
Patent Application
PENTACYCLIC COMPOUND
Publication number
20190071452
Publication date
Mar 7, 2019
Eisai R&D Management Co., Ltd.
Yoshiaki Ohashi
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
Pyranodipyridine Compound
Publication number
20170137436
Publication date
May 18, 2017
Eisai R&D Management Co., Ltd.
Toshiki Kurokawa
C07 - ORGANIC CHEMISTRY