Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
DW

Douglas P. Walling

RGRoche Diagnostics Gmbh: 7 patents #19 of 851Top 3%
RORoche Diagnostics Operations: 5 patents #251 of 1,692Top 15%
Indianapolis, IN: #490 of 5,011 inventorsTop 10%
Indiana: #2,973 of 33,936 inventorsTop 9%
Overall (All Time): #424,699 of 4,157,543Top 15%
12 Patents All Time

Issued Patents All Time

Showing 1–12 of 12 patents

Patent #TitleCo-InventorsDate
7780827 Biosensor Raghbir S. Bhullar, Henning Groll, John T. Austera, Timothy L. Ranney, James L. Pauley 2010-08-24
7476827 Method of making a biosensor Raghbir S. Bhullar, Henning Groll, John T. Austera, Timothy L. Ranney, James L. Pauley 2009-01-13
7386937 Method of making a biosensor Raghbir S. Bhullar, Eric R. Diebold, Brian S. Hill, Nigel A. Surridge 2008-06-17
7073246 Method of making a biosensor Raghbir S. Bhullar, Eric R. Diebold, Brian S. Hill, Nigel A. Surridge 2006-07-11
7063774 Recloseable biosensor Raghbir S. Bhullar, Brian S. Hill 2006-06-20
6911621 Biosensor Raghbir S. Bhullar, Brian S. Hill 2005-06-28
6814843 Biosensor Raghbir S. Bhullar, Brian S. Hill 2004-11-09
6814844 Biosensor with code pattern Raghbir S. Bhullar, Henning Groll, John T. Austera, Timothy I. Ranney, James L. Pauley 2004-11-09
6562210 Cell for electrochemical anaylsis of a sample Raghbir S. Bhullar, Brian S. Hill 2003-05-13
6540890 Biosensor Raghbir S. Bhullar, Brian S. Hill 2003-04-01
6488828 Recloseable biosensor Raghbir S. Bhullar, Brian S. Hill 2002-12-03
6428664 Biosensor Raghbir S. Bhullar 2002-08-06