Inventor

KOYAMA KOHEI

JP4 patents

⚠️ This page may combine multiple inventors who share the name “KOYAMA KOHEI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

CHUGAI PHARMACEUTICAL CO LTD

2 patents

US8022205B2Sep 20, 2011

Pyrimidine derivatives as PI3K inhibitor and use thereof

CHUGAI PHARMACEUTICAL CO LTD11 citations80

US7820693B2Oct 26, 2010

1-(2H)-isoquinolone derivative

CHUGAI PHARMACEUTICAL CO LTD0 citations38

HOKKO CHEM IND CO

2 patents

US11109593B2Sep 7, 2021

Isoxazolin-5-one derivative and herbicide containing same as active ingredient

HOKKO CHEM IND CO1 citations54

US11076595B2Aug 3, 2021

1-(n,n-disubstituted carbamoyl) 4-(substituted sulfonyl)triazolin-5-one derivative, 4-(n,n-disubstituted carbamoyl) 1-(substituted sulfonyl)triazolin-5-one derivative, and herbicide containing said derivative as active ingredient

HOKKO CHEM IND CO0 citations41