CB

Charles F. Barfknecht

UI University Of Iowa: 23 patents #8 of 1,079Top 1%
📍 Iowa City, IA: #19 of 834 inventorsTop 3%
🗺 Iowa: #477 of 15,303 inventorsTop 4%
Overall (All Time): #186,892 of 4,157,543Top 5%
23
Patents All Time

Issued Patents All Time

Showing 1–23 of 23 patents

Patent #TitleCo-InventorsDate
5961987 Ocular protein stimulants Ronald D. Schoenwald 1999-10-05
5776482 Tetrahydroquinoline analogues for use in glaucoma treatment Ronald D. Schoenwald 1998-07-07
5654335 Topical use of ethyl ethacrynate for glaucoma treatment Ronald D. Schoenwald 1997-08-05
5565434 Hexose and pentose prodrugs of ethacrynic acid Ronald D. Schoenwald 1996-10-15
5387614 Use of sigma receptor ligands as salivary gland stimulants Ronald D. Schoenwald 1995-02-07
5382576 1-aza-1-arylcycloalkanes as topical glaucoma treatment agents Ronald D. Schoenwald 1995-01-17
5322859 Antiglaucoma drug composition and method Ronald D. Schoenwald 1994-06-21
5256698 Treatment of psychosis using cyclohexyl-phenyl-lower alkyl amine derivatives Ronald D. Schoenwald, Roger E. Newton 1993-10-26
5225424 Methazolamide-derived carbonic anhydrase inhibitors Ronald D. Schoenwald 1993-07-06
5179124 Anti-inflammatory for use in external and internal eye inflammations Ronald D. Schoenwald 1993-01-12
5157044 Analogs of carbonic anhydrase inhibitors and their use as topical IOP inhibitors Ronald D. Schoenwald 1992-10-20
5104887 Topical ophthalmic imino substituted 2-imino-3-methyl-delta4-1,3,4-thiadiazoline-5-sulfonamides carbonic anhydrase inhibitors Ronald D. Schoenwald 1992-04-14
5095026 Prodrugs of carbonic anhydrase inhibitors Ronald D. Schoenwald 1992-03-10
4975447 6-hydroxyethoxy-2-benzothiazolesulfonamide and topical treatment compositions and method for glaucoma Ronald D. Schoenwald 1990-12-04
4975448 6-amino-2-benzothiazolesulfonamide and topical treatment compositions and method for glaucoma Ronald D. Schoenwald 1990-12-04
4975449 Topical treatment of glaucoma with 2-benzothiazolesulfonamide derivative Ronald D. Schoenwald 1990-12-04
4968718 Topically effective, nonsteroidal drug for use in external and internal eye inflammations Ronald D. Schoenwald 1990-11-06
4820737 Lacrimal secretion stimulant (lss) Ronald D. Schoenwald 1989-04-11
4656026 Magnetic resonance (MR) image enhancement compounds for specific areas of the brain Jeffrey A. Coffman 1987-04-07
4636515 Non-classical topical treatment for glaucoma Ronald D. Schoenwald 1987-01-13
4629738 Non-classical topical treatment for glaucoma Ronald D. Schoenwald 1986-12-16
4483864 Non-classical topical treatment for glaucoma Ronald D. Schoenwald 1984-11-20
4483872 Non-classical topical treatment for glaucoma using n-substituted sulfonamides Ronald D. Schoenwald 1984-11-20