Inventor
IKUMA YOHEI
JP12 patents
⚠️ This page may combine multiple inventors who share the name “IKUMA YOHEI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SUMITOMO DAINIPPON PHARMA CO LTD
5 patentsUS9718840B2Aug 1, 2017
Condensed 5-oxazolidinone derivative
SUMITOMO DAINIPPON PHARMA CO LTD3 citations65
US10745401B2Aug 18, 2020
Condensed lactam derivative
SUMITOMO DAINIPPON PHARMA CO LTD1 citations59
US11066425B1Jul 20, 2021
Oxo-substituted compound
SUMITOMO DAINIPPON PHARMA CO LTD0 citations58
US10953008B2Mar 23, 2021
Substituted pyrazolo[1,5-a]pyrazines as negative allosteric modulators of group II metabotropic glutamate receptor
SUMITOMO DAINIPPON PHARMA CO LTD0 citations58
US9758480B2Sep 12, 2017
1-(cycloalkyl-carbonyl)proline derivative
SUMITOMO DAINIPPON PHARMA CO LTD0 citations39
SUMITOMO PHARMA CO LTD
5 patentsUS12180213B2Dec 31, 2024
Substituted pyrazoles showing serotonin 5-HT receptor activity
SUMITOMO PHARMA CO LTD0 citations59
US11466007B2Oct 11, 2022
Substituted lactams showing serotonin 5-HT receptor activity
SUMITOMO PHARMA CO LTD1 citations59
US12150941B2Nov 26, 2024
Process for preparing substituted pyrazolo[1,5-a]pyrazines
SUMITOMO PHARMA CO LTD0 citations58
US11702431B2Jul 18, 2023
Oxo-substituted compound
SUMITOMO PHARMA CO LTD0 citations58
US11633395B2Apr 25, 2023
Substituted pyrazolo[1,5-a]pyrazines as negative allosteric modulators of group II metabotropic glutamate receptor
SUMITOMO PHARMA CO LTD0 citations58