Patents Assigned to Satoshi Sasaki
  • 1.alpha., 2.alpha.-Dihydroxycholecalciferol and process for preparing the same
    Patent number: 4011250
    Abstract: 1.alpha.,2.alpha.-Dihydroxycholecaliciferol having improved vitamin D activities and a process for preparing the same are disclosed.
    Type: Grant
    Filed: August 6, 1975
    Date of Patent: March 8, 1977
    Assignees: Masayuki Ishikawa, Chikara Kaneko, Satoshi Sasaki, Tatsuo Suda
    Inventors: Masayuki Ishikawa, Chikara Kaneko, Satoshi Sasaki, Tatsuo Suda, Sachiko Yamada, Akiko Sugimoto