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

John A. Renfrew — 12 Patents

VGVisible Genetics: 12 patents #3 of 33Top 10%
Overall (All Time): #428,134 of 4,157,543Top 15%
12 Patents All Time

Issued Patents All Time

Showing 1–12 of 12 patents

Patent #TitleCo-InventorsDate
6136172 Gel-forming insert for electrophoresis gels Eric P. Steinbach, Stuart MacMillan 2000-10-24
6110344 Gel-forming insert for electrophoresis gels Eric P. Steinbach, Stuart MacMillan 2000-08-29
6014213 High dynamic range apparatus for separation and detection of polynucleotide fragments Paul Waterhouse, Alexandre Izmailov, Henryk Zaleski, James Cassidy 2000-01-11
6007689 Apparatus for preparing gels for use in electrophoretic separations and similar applications Eric P. Steinbach, John K. Stevens, Henryk Zaleski 1999-12-28
6005663 Automated electrophoresis and fluorescence detection apparatus and method Paul Waterhouse, John K. Stevens 1999-12-21
5897842 Method and apparatus for thermal cycling and for automated sample preparation with thermal cycling James M. Dunn, James Leushner, Paul Waterhouse, Alexandre Izmailov, Henryk Zaleski 1999-04-27
5885431 Microgels for use in medical diagnosis and methods of making and using same Paul Waterhouse, John K. Stevens, Henryk Zaleski 1999-03-23
5786142 Electrophoresis and fluorescence detection method James Cassidy 1998-07-28
5712476 Electrophoresis and fluorescence detection apparatus James Cassidy 1998-01-27
5710628 Automated electrophoresis and fluorescence detection apparatus and method Paul Waterhouse, John K. Stevens 1998-01-20
5627022 Microgels for use in medical diagnosis and holders useful in fabricating same Paul Waterhouse, John K. Stevens 1997-05-06
5507934 Apparatus for preparing gels for use in electrophoretic separations and similar applications 1996-04-16