Inventor · Fuji, JP

Hideyuki Sumiyoshi

4Patents
3h-index
11Co-inventors
43Inventor score

Filing activity: Mar 24, 1994 → Jan 11, 1999

Most-cited inventions

PatentTitleAreaCited byStatus
US5879692A Tocopheryl ascorbyl phosphate-cyclodextrin clathrate and a topical dermal composition containing said clathrate Human Necessities 4 Expired
US5871759A Cholesterol ester clathrate, water-holding composition, hydrous compositions, cosmetics containing the same, and processes for the preparation thereof Human Necessities 4 Expired
US6309653A Cholesterol ester clathrate, water-holding composition, hydrous compositions, cosmetics containing the same, and process for the preparation thereof Human Necessities 3 Expired
US5449771A Method for recovering cyclodextrin Chemistry; Metallurgy 1 Expired

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.