Yu-Ling Cheng

Person

Cupertino, CA, US

People

Patents Grantslast 30 patents

Information Patent Grant
Skin permeation enhancer compositions using sucrose esters
- Patent number 4,940,586
- Issue date Jul 10, 1990
- ALZA Corporation
- Yu-Ling Cheng
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Skin permeation enhancer compositions using sucrose esters
- Patent number 4,900,555
- Issue date Feb 13, 1990
- ALZA Corporation
- Yu-Ling Cheng
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Skin permeation enhancer compositions using sucrose esters
- Patent number 4,865,848
- Issue date Sep 12, 1989
- ALZA Corporation
- Yu-Ling Cheng
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Transdermal drug composition with dual permeation enhancers
- Patent number 4,820,720
- Issue date Apr 11, 1989
- ALZA Corporation
- Harold F. Sanders
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Transdermal administration of progesterone, estradiol esters, and m...
- Patent number 4,788,062
- Issue date Nov 29, 1988
- ALZA Corporation
- Robert M. Gale
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Transdermal drug delivery device with dual permeation enhancers
- Patent number 4,764,379
- Issue date Aug 16, 1988
- ALZA Corporation
- Harold F. Sanders
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Skin permeation enhancer compositions using glycerol monolaurate
- Patent number 4,746,515
- Issue date May 24, 1988
- ALZA Corporation
- Yu-Ling Cheng
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE

Yu-Ling Cheng

Person

Patents Grantslast 30 patents

Skin permeation enhancer compositions using sucrose esters

Skin permeation enhancer compositions using sucrose esters

Skin permeation enhancer compositions using sucrose esters

Transdermal drug composition with dual permeation enhancers

Transdermal administration of progesterone, estradiol esters, and m...

Transdermal drug delivery device with dual permeation enhancers

Skin permeation enhancer compositions using glycerol monolaurate