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Yakurigaku Chuo Kenkyusho Patents
Yakurigaku Chuo Kenkyusho
Tokyo, JP
No. of patents:

Patent Number Title Of Patent Date Issued
5912152 Process for preparing sphingomyelin and ceramide from erythrocyte as a starting material and a c June 15, 1999
A process for the preparation of ceramide by using erythrocytes as a starting material is disclosed herein. For the purpose of obtaining ceramide at a low cost and in a large amount, ceramide is prepared by means of hydrolysis or enzymolysis of sphingolipid existing in sphingomyelin.
5503831 Lipase inhibitor derived from a defatted rice germ April 2, 1996
A composition having lipase inhibiting activity is prepared by extracting defatted rice germ with water at room temperature. That composition, which is useful in preventing or treating obesity, can be incorporated into food products.
5334518 Process for preparation of gamma-pyrone derivatives August 2, 1994
Disclosed is a novel process for the production of pyrocomenic acid [3-hydroxy-4(1H)-pyran-4-one and rubiginol [3,5-dihydroxy-4(1H)-pyran-4-one, which are starting materials for synthesis of maltols useful as food spices as well as additives for cosmetics.The chemical reactions possi
4978536 Novel synthetic aluminum silicate preparation December 18, 1990
Disclosed is use of a synthetic aluminum silicate as antacid and anti-ulcer preparation, anti-obesity preparation and acne curing preparation. This aluminum silicate is obtained by reacting an aluminum compound and silicic acid or water glass at a weight ratio Al.sub.2 O.sub.3 : SiO.sub.
4847075 Hydrated aluminum silicate adsorbent supporting reductive substance July 11, 1989
An absorbent prepared by supporting an organic or inorganic reductive substance on hydrated aluminum silicate is useful as a pharmaceutical or as an absorbent for precious metal complexes such as gold complex, silver complex and the like.
4545982 Pyranone compounds and skin-lightening cosmetic preparations or local demelanizing agents contai October 8, 1985
Novel acyl compounds 3-acyloxy-4(H)-pyran-4-ones were obtained by reacting 3-hydroxy-4(H)-pyran-4-one with acyl halides. The acyl compounds and their starting compound exhibit a skin-lightening effect on the skin and are preferably used as an active constituent in skin-lightening cosmeti

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