DR

David J. Roach

PR Proteinsimple: 12 patents #2 of 40Top 5%
AB Amersham Biosciences: 5 patents #3 of 40Top 8%
ML Molecular Dynamics Limited: 3 patents #5 of 38Top 15%
CO Coulter: 1 patents #63 of 155Top 45%
Overall (All Time): #200,026 of 4,157,543Top 5%
21
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
12383896 Systems and methods for fractionation and collection of analytes in a sample Cheng Zhou, Hui Xu, Roland Y. Wang, Jessica Dermody, Tom Weisan Yang +1 more 2025-08-12
12216082 Systems and methods for capillary electrophoresis, isoelectric point, and molecular weight analysis Tom Weisan Yang, Hui Xu 2025-02-04
12216080 Systems and methods for electrophoretic separation and analysis of analytes Joshua I. Molho, Kelly Gardner, Danh C. Tran, Eric Jabart, David Nilson +3 more 2025-02-04
12023670 Systems and methods for fractionation and collection of analytes in a sample Cheng Zhou, Hui Xu, Roland Y. Wang, Jessica Dermody, Tom Weisan Yang +1 more 2024-07-02
11933759 Apparatus, systems, and methods for capillary electrophoresis Tom Weisan Yang 2024-03-19
11726058 Systems and methods for capillary electrophoresis, isoelectric point, and molecular weight analysis Tom Weisan Yang, Hui Xu 2023-08-15
11420202 Systems and methods for fractionation and collection of analytes in a sample Cheng Zhou, Hui Xu, Roland Y. Wang, Jessica Dermody, Tom Weisan Yang +1 more 2022-08-23
11237131 Systems and methods for electrophoretic separation and analysis of analytes Joshua I. Molho, Kelly Gardner, Danh C. Tran, Eric Jabart, David Nilson +3 more 2022-02-01
10794860 Systems and methods for capillary electrophoresis, isoelectric point, and molecular weight analysis Tom Weisan Yang, Hui Xu 2020-10-06
9766206 Apparatus, systems, and methods for capillary electrophoresis Tom Weisan Yang 2017-09-19
8940232 Automated micro-volume assay system Tom Weisan Yang, Roger A. O'Neill, Robert T. Loder, Jr. 2015-01-27
8021611 Automated micro-volume assay system Tom Weisan Yang, Roger A. O'Neill, Robert T. Loder, Jr., Peter Vander Horn 2011-09-20
6870185 Integrated microchip design Jing Ni, Iuliu Ioan Blaga, Owe Salven, Stevan B. Jovanovich 2005-03-22
6787111 Apparatus and method for filling and cleaning channels and inlet ports in microchips used for biological analysis Robert T. Loder, Jr., Thomas M. Armstrong, Dennis W. Harris, Stevan B. Jovanovich, Richard F. Johnston 2004-09-07
6764648 Robotic microchannel bioanalytical instrument Robert T. Loder, Jr., Thomas M. Armstrong, Dennis W. Harris, Stevan B. Jovanovich, Richard F. Johnston 2004-07-20
6627446 Robotic microchannel bioanalytical instrument Robert T. Loder, Jr., Thomas M. Armstrong, Dennis W. Harris, Stevan B. Jovanovich, Richard F. Johnston 2003-09-30
6581012 Automated laboratory software architecture Michael Aryev, Andrea Krensky, Fredric W. Huls, Gerardo G. Garcia, Bin Qin 2003-06-17
6551839 Method of merging chemical reactants in capillary tubes Stevan B. Jovanovich, Gregory J. Ronan, Richard F. Johnston 2003-04-22
6423536 Low volume chemical and biochemical reaction system Stevan B. Jovanovich, Andrew Hadd, Bo Hellman 2002-07-23
6190616 Capillary valve, connector, and router Stevan B. Jovanovich, Gregory J. Ronan, Richard F. Johnston 2001-02-20
5770151 High-speed liquid deposition device for biological molecule array formation Richard F. Johnston 1998-06-23