DE

David E. Edgren

AL Alza: 50 patents #8 of 419Top 2%
SI Sinusys: 6 patents #4 of 8Top 50%
XE Xenoport: 1 patents #53 of 68Top 80%
📍 Los Altos, CA: #149 of 3,651 inventorsTop 5%
🗺 California: #5,977 of 386,348 inventorsTop 2%
Overall (All Time): #40,637 of 4,157,543Top 1%
59
Patents All Time

Issued Patents All Time

Showing 26–50 of 59 patents

Patent #TitleCo-InventorsDate
6217905 Antiparkinson dosage form Howard A. Carpenter, Gurdish K. Bhatti, Atul D. Ayer 2001-04-17
6210712 Dosage form having first and second coats Robert Skluzacek 2001-04-03
6120803 Prolonged release active agent dosage form adapted for gastric retention Patrick S. L. Wong, Liang Dong, Felix Theeuwes, Phyllis I. Gardner, Francisco Jao +1 more 2000-09-19
6020000 Banded prolonged release active agent dosage form Patrick S. L. Wong, Liang Dong, Vincent J. Ferrari 2000-02-01
5718700 Exit means in dosage form Robert Skluzacek, Brian L. Barclay, Gurdish K. Bhatti 1998-02-17
5667804 Banded prolonged release active agent dosage form Patrick S. L. Wong, Liang Dong, Vincent J. Ferrari 1997-09-16
5534263 Active agent dosage form comprising a matrix and at least two insoluble bands Patrick S. L. Wong, Liang Dong, Vincent J. Ferrari 1996-07-09
5338550 Stereoisomer therapy Gurdish K. Bhatti, Judy A. Magruder 1994-08-16
5221536 Dosage form indicated for the management of abnormal posture, tremor and involuntary movement Howard A. Carpenter, Gurdish K. Bhatti, Atul D. Ayer 1993-06-22
5204116 Dosage form providing immediate therapy followed by prolonged therapy Gurdish K. Bhatti, Judy A. Magruder 1993-04-20
5200194 Oral osmotic device Gurdish K. Bhatti 1993-04-06
5192550 Dosage form for treating central nervous system disorders Howard A. Carpenter, Gurdish K. Bhatti, Atul D. Ayer 1993-03-09
5190763 Dosage form indicated for the management of abnormal posture, tremor and involuntary movement Howard A. Carpenter, Gurdish K. Bhatti, Atul D. Ayer 1993-03-02
5160743 Annealed composition for pharmaceutically acceptable drug Felix Theeuwes 1992-11-03
5128145 Dosage form for Parkinson's disease, spasticity and muscle spasms Gurdish K. Bhatti, Howard A. Carpenter 1992-07-07
5057321 Dosage form comprising drug and maltodextrin Gurdish K. Bhatti, Howard A. Carpenter 1991-10-15
5024842 Annealed coats Felix Theeuwes 1991-06-18
5006346 Delivery system Felix Theeuwes 1991-04-09
4946685 Cellulosic dosage form Judy A. Magruder, Gurdish K. Bhatti 1990-08-07
4931285 Aqueous based pharmaceutical coating composition for dosage forms Felix Theeuwes 1990-06-05
4917895 Transdermal drug delivery device Eun Soo Lee, Su I. Yum 1990-04-17
4915954 Dosage form for delivering a drug at two different rates Atul D. Ayer, Maureen L. Jordan, Paul R. Magruder 1990-04-10
4915953 Dosage form for delivering acetaminophen or phenylpropanolamine Maureen L. Jordan, Atul D. Ayer, Paul R. Magruder 1990-04-10
4871548 Controlled release dosage form comprising different cellulose ethers Judy A. Magruder, Gurdish K. Bhatti 1989-10-03
4814181 Dosage form comprising fast agent delivery followed by slow agent delivery Maureen L. Jordan, Atul D. Ayer, Paul R. Magruder 1989-03-21