Josef H Tsau

US Patent:

44487169, May 15, 1984

Filed:

Mar 4, 1982

Appl. No.:

6/354574

Inventors:

Josef H. Tsau - Prospect Heights IL

Assignee:

G. D. Searle & Co. - Skokie IL

International Classification:

C07C10352
A23L 1236

US Classification:

2601125R

Abstract:

The invention relates to metal complexes of dipeptide sweeteners, such as L-aspartyl-L-phenylalanine methyl ester, with improved dissolution rate, solubility and stability.

US Patent:

49717910, Nov 20, 1990

Filed:

May 1, 1990

Appl. No.:

7/517965

Inventors:

Josef H. Tsau - Skokie IL
Nalinkant C. Damani - Arlington Heights IL

Assignee:

The Procter & Gamble Company - Cincinnati OH

International Classification:

A61K 926
A61K 3178

US Classification:

424 81

Abstract:

This disclosure relates to drug-polymer matrix compositions comprising an active ingredient having an amine or amido group and a pharmaceutically acceptable copolymer having a plurality of carboxylic acid and ester groups wherein the matrix dissociates in a media having a pH of less than 4, thereby releasing the active ingredient into the media.

US Patent:

53887719, Feb 14, 1995

Filed:

Aug 9, 1993

Appl. No.:

8/103704

Inventors:

Josef H. Tsau - Skokie IL

International Classification:

B02C 2336

US Classification:

241 17

Abstract:

Replacing binder liquid with ground frozen binder liquid to granulate powders in a mechanical mixing granulator resulting in improving granulation homogeneity, reducing processing time, and simplifying the granulation method.

US Patent:

47042885, Nov 3, 1987

Filed:

Dec 19, 1986

Appl. No.:

7/033853

Inventors:

Josef H. Tsau - Skokie IL
James G. Young - Northbrook IL

International Classification:

A23L 1236
A23L 334

US Classification:

426 99

Abstract:

This invention encompasses a heat stabilized composition of aspartame, its salts or metal complexes and a partially hydrogenated vegetable oil melting at about 120. degree. F. or above. This composition is particularly useful in baking applications for aspartame.

US Patent:

51147262, May 19, 1992

Filed:

May 15, 1991

Appl. No.:

7/700731

Inventors:

Josef H. Tsau - Skokie IL
Dennis Seagle - Buffalo Grove IL
Steven Laurenz - Prospect IL

Assignee:

The NutraSweet Company - Deerfield IL

International Classification:

A23L 1236

US Classification:

426289

Abstract:

A coated consumable product and process for manufacturing such a product are disclosed. The product comprises aspartame and citric acid or malic acid made by use of a process which produces a substantially pure, dust-free, free-flowing, easily dissolvable product.

US Patent:

44394608, Mar 27, 1984

Filed:

Jun 1, 1982

Appl. No.:

6/383393

Inventors:

Josef H. Tsau - Prospect Heights IL
James G. Young - Northbrook IL

Assignee:

G. D. Searle & Co. - Skokie IL

International Classification:

A23L 1236

US Classification:

426548

Abstract:

Aspartyl dipeptide sweetener sulfate and alkyl sulfonate salts are described which have high thermal stability and a fast rate of dissolution in aqueous media. These salts can be almost universally substituted in place of sugar and are effective in baking and cold drink applications.

US Patent:

48162680, Mar 28, 1989

Filed:

Aug 14, 1987

Appl. No.:

7/085828

Inventors:

Josef H. Tsau - Skokie IL

International Classification:

A23L 1236

US Classification:

426 85

Abstract:

This disclosure relates to a device for dispensing a comestible product into a liquid. In particular, the device is capable of dispensing unit dose amounts of a comestible product into a liquid.

US Patent:

50987240, Mar 24, 1992

Filed:

Sep 15, 1989

Appl. No.:

7/407850

Inventors:

Grant E. DuBois - Lake Forest IL
Josef Tsau - Skokie IL

International Classification:

A23L 1237

US Classification:

426 96

Abstract:

A low sodium salt composition contains NaCl, a bulking agent and optionally a binder. The composition preferably has a density of less than about 0. 6 gram/cc and tastes, handles and flows like a table salt.