Inventor · disambiguated record
Hideyuki Sumiyoshi
Also filed as: SUMIYOSHI HIDEYUKI
4 granted patents·31 citations·filing 1994–1999
75Inventor score
Top patents by PatentIndex Score
4 records- 0148US5871759ACholesterol ester clathrate, water-holding composition, hydrous compositions, cosmetics containing the same, and processes for the preparation thereofSHISEIDO CO LTD·Filed 1996·Granted Feb 16, 1999·10 cites·14 claims
- 0245US6309653B1Cholesterol ester clathrate, water-holding composition, hydrous compositions, cosmetics containing the same, and process for the preparation thereofSHISEIDO CO LTD·Filed 1999·Granted Oct 30, 2001·8 cites·32 claims
- 0343US5879692ATocopheryl ascorbyl phosphate-cyclodextrin clathrate and a topical dermal composition containing said clathrateSENJU PHARMA CO·Filed 1997·Granted Mar 9, 1999·10 cites·9 claims
- 0438US5449771AMethod for recovering cyclodextrinJAPAN MAIZE PROD·Filed 1994·Granted Sep 12, 1995·3 cites·10 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →