DK

David J. Keilholz

Johnson & Johnson: 5 patents #1,888 of 7,810Top 25%
📍 Cleves, OH: #17 of 62 inventorsTop 30%
🗺 Ohio: #15,837 of 73,341 inventorsTop 25%
Overall (All Time): #1,021,407 of 4,157,543Top 25%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
7935081 Drug delivery cassette and a medical effector system Richard W. Flaker, Mark A. Burdorff, Gregory D. Bishop, DeWayne Davis, William T. Donofrio +8 more 2011-05-03
7198605 Response testing for conscious sedation utilizing a non-ear-canal-contacting speaker William T. Donofrio 2007-04-03
5947930 Trocar having protector with sinusoidal member Richard F. Schwemberger, Darrel M. Powell, Salvatore Privitera, William D. Kelly 1999-09-07
5906595 Trocar having protector with flexible end and improved seal assembly Darrel M. Powell, Richard F. Schwemberger, Salvatore Privitera, William D. Kelly 1999-05-25
5879332 Trocar having protector with flexible end Richard F. Schwemberger, Darrel M. Powell, Salvatore Privitera, William D. Kelly 1999-03-09