PH

Piyasena Hewawasam

📍 Middletown, CT: #6 of 449 inventorsTop 2%
🗺 Connecticut: #324 of 34,797 inventorsTop 1%
Overall (All Time): #39,355 of 4,157,543Top 1%
60
Patents All Time

Issued Patents All Time

Showing 51–60 of 60 patents

Patent #TitleCo-InventorsDate
5972961 4-aryl-3-aminoquinoline-2-one derivatives as potassium channel modulators John E. Starrett, Jr., Stephen G. Swartz 1999-10-26
5948802 Benzoate derivatives of diaryl 1,3,4-oxadiazolone Xi Chen, Min Ding, John E. Starrett, Jr. 1999-09-07
5939405 Phosphate derivatives of diaryl 1,3,4-oxadiazolone John E. Starrett, Jr., Dalton King 1999-08-17
5892106 Preparation of 3-fluoro oxindole derivatives Yadagiri Pendri, Eduardo J. Martinez, John K. Thottathil 1999-04-06
5869509 Diphenyl oxadiazolones as potassium channel modulators Jeffrey Lee Romine, Scott W. Martin, Nicholas A. Meanwell, Valentin Gribkoff, John E. Starrett, Jr. 1999-02-09
5808095 Preparation of 3-fluoro oxindole derivatives Yadagiri Pendri, Eduardo J. Martinez, John K. Thottathil 1998-09-15
5602169 3-substituted oxindole derivatives as potassium channel modulators Nicholas A. Meanwell, Valentin Gribkoff 1997-02-11
5565483 3-substituted oxindole derivatives as potassium channel modulators Nicholas A. Meanwell, Valentin Gribkoff 1996-10-15
5348960 Imidazo[4,5-b]quinolinyl oxy alkyl tetrazolyl piperidine derivatives Nicholas A. Meanwell 1994-09-20
5158958 Imidazo[4,5-b]quinolinyl oxy alkyl sulfonyl piperidine derivatives Nicholas A. Meanwell 1992-10-27