JE

John J. Engel

PP Purdue Pharma: 2 patents #98 of 189Top 55%
Overall (All Time): #1,189,929 of 4,157,543Top 30%
4
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
10130615 Benzomorphan analogs and the use thereof Xiaoming Zhou, Laykea Tafesse 2018-11-20
9388137 Quaternized amines as sodium channel blockers 2016-07-12
6772705 Variable buoyancy apparatus for controlling the movement of an object in water Kenneth J. Leonard 2004-08-10
D369684 Convertible chair ladder Robert W. Kammerer 1996-05-14