YT

Yoko Tanaka

WARF: 2 patents #5 of 44Top 15%
📍 Tokyo, WI: #4 of 4 inventorsTop 100%
Overall (1989): #12,261 of 140,708Top 9%
2
Patents 1989

Issued Patents 1989

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4857518 Hydroxylated 24-homo-vitamin D derivatives and methods for preparing same Hector F. DeLuca, Nobuo Ikekawa 1989-08-15
4851400 Hydroxylated 26-homo vitamin D derivatives and methods for preparing same Hector F. DeLuca, Nobuo Ikekawa 1989-07-25