Inventor

TAKAYAMA HIROAKI

6 patents

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

CHUGAI PHARMACEUTICAL CO LTD

2 patents

US4517125AMay 14, 1985

Novel vitamin D3 derivatives and process for producing the same

CHUGAI PHARMACEUTICAL CO LTD6 citations68

US4344888AAug 17, 1982

24,25-Dihydroxycholestans and process for preparing the same

CHUGAI PHARMACEUTICAL CO LTD3 citations60

TEIJIN LTD

1 patent

US6982257B1Jan 3, 2006

Vitamin D3 derivative and its production method

TEIJIN LTD7 citations68

YAMADA SACHIKO

1 patent

US4284577AAug 18, 1981

Novel vitamin D3 derivative and process for preparing the same

YAMADA SACHIKO11 citations67

SUNTORY LTD

1 patent

US6573243B1Jun 3, 2003

Pompilid wasp-derived neuropeptides

SUNTORY LTD2 citations60

TAKENOUCHI KAZUYA

1 patent

US9073885B2Jul 7, 2015

Vitamin D3 lactone derivatives

TAKENOUCHI KAZUYA0 citations42