DH

Dennis A. Holt

SL Smithkline Beecham Limited: 18 patents #53 of 1,624Top 4%
AP Ariad Pharmaceuticals: 6 patents #21 of 77Top 30%
AT Ariad Gene Therapeutics: 4 patents #3 of 20Top 15%
SB Smithkline Beckman: 4 patents #25 of 166Top 20%
📍 Downingtown, PA: #14 of 472 inventorsTop 3%
🗺 Pennsylvania: #1,560 of 74,527 inventorsTop 3%
Overall (All Time): #108,674 of 4,157,543Top 3%
33
Patents All Time

Issued Patents All Time

Showing 26–33 of 33 patents

Patent #TitleCo-InventorsDate
4970205 Sulfonic acid substituted aromatic steroids as inhibitors of steroid 5-.alpha.-reductase Mark A. Levy, Brian W. Metcalf 1990-11-13
4970204 3-substituted nitro-steroid derivatives as 5-.alpha.-reductase inhibitors Mark A. Levy, Brian W. Metcalf 1990-11-13
4954446 Aromatic steroid 5-.alpha.-reductase inhibitors Mark A. Levy, Brian W. Metcalf 1990-09-04
4946834 Phosphonic acid substituted steroids as steroid 5.alpha.-reductase inhibitors Mark A. Levy, Brian W. Metcalf 1990-08-07
4937237 Phosphinic acid substituted aromatic steroids as inhibitors of steroid 5-60 -reductase Mark A. Levy, Brian W. Metcalf 1990-06-26
4910226 Steroid 5-alpha-reductase inhibitors Mark A. Levy, Brian W. Metcalf 1990-03-20
4888336 Steroid 5-alpha-reductase inhibitors Mark A. Levy, Brian W. Metcalf 1989-12-19
4882319 Phosphonic acid substituted aromatic steroids as inhibitors of steroid 5-.alpha.-reductase Mark A. Levy, Brian W. Metcalf 1989-11-21