RY

Ruey J. Yu

TT Tristrata Technology: 61 patents #1 of 2Top 50%
TR Tristrata: 13 patents #1 of 2Top 50%
Motorola: 12 patents #718 of 12,470Top 6%
NC Neostrata Company: 4 patents #1 of 6Top 20%
General Motors: 3 patents #4,693 of 18,328Top 30%
📍 Doylestown, PA: #1 of 956 inventorsTop 1%
🗺 Pennsylvania: #72 of 74,527 inventorsTop 1%
Overall (All Time): #6,579 of 4,157,543Top 1%
146
Patents All Time

Issued Patents All Time

Showing 26–50 of 146 patents

Patent #TitleCo-InventorsDate
6335023 Oligosaccharide aldonic acids and their topical use Eugene J. Van Scott 2002-01-01
6191167 Pharmaceutical compositions containing hydroxycarboxylic acid and/or ketocarboxylic acids and methods of using the same Eugene J. Van Scott 2001-02-20
6159485 N-acetyl aldosamines, n-acetylamino acids and related n-acetyl compounds and their topical use Eugene J. Van Scott 2000-12-12
6060512 Method of using hydroxycarboxylic acids or related compounds for treating skin changes asociated with intrinsic and extrinsic aging Eugene J. Van Scott 2000-05-09
6054479 Preservative compositions and methods for using the same Eugene J. Van Scott 2000-04-25
6051609 Additives enhancing the effect of therapeutic agents Eugene J. Van Scott 2000-04-18
6046238 Method for treating or preventing the spread of acne vulgaris Eugene J. Van Scott 2000-04-04
5962526 Pharmaceutical compositions containing hydroxycarboxylic acids and/or ketocarboxylic acids and methods of using same Eugene J. Van Scott 1999-10-05
5958975 Antiodor, antimicrobial and preservative compositions and methods of using same Eugene J. Van Scott 1999-09-28
5942250 Compositions and methods for enhancing the topical effects of sunscreen agents Eugene J. Van Scott 1999-08-24
5889054 Method of using beta hydroxy acids for treating wrinkles Eugene J. Van Scott 1999-03-30
5886042 Amphoteric compostion and polymeric forms of alpha hydroxyacids, and their therapeutic use Eugene J. Van Scott 1999-03-23
5886041 Amphoteric compositions and polymeric forms of alpha hydroxyacids, and their therapeutic use Eugene J. Van Scott 1999-03-23
5883128 Amphoteric compositions and polymeric forms of alpha hydroxyacids, and their therapeutic use Eugene J. Van Scott 1999-03-16
5877212 Molecular complex and control-release of alpha hydroxyacids Eugene J. Van Scott 1999-03-02
5874071 Antiodor, antimicrobial and preservative compositions and methods of using same Eugene J. Van Scott 1999-02-23
5856357 Method for treating wrinkles using certain alpha hydroxyacids Eugene J. Van Scott 1999-01-05
5834510 Compositions comprising 2-hydroxycarboxylic acids and related compounds, and methods for alleviating signs of dermatological aging Eugene J. Van Scott 1998-11-10
5828612 Method and circuit for controlling a precharge cycle of a memory device Paul William Hollis, Renny L. Eisele 1998-10-27
5827882 Method of using ethyl pyruvate for treating wrinkles Eugene J. Van Scott 1998-10-27
5807890 Antiodor, antimicrobial and preservative compositions and methods of using same Eugene J. Van Scott 1998-09-15
5761215 Scan based path delay testing of integrated circuits containing embedded memory elements Daniel M. McCarthy, Paul William Hollis, Renny L. Eisele 1998-06-02
5719878 Scannable storage cell and method of operation Alfred L. Crouch 1998-02-17
5716992 Method of using mucic acid or mucolactone for treating wrinkles Eugene J. Van Scott 1998-02-10
5702688 Amphoteric compositions and polymeric forms of alpha hydroxyacids, and their therapeutic use Eugene J. Van Scott 1997-12-30