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

Michael M. Harpold

SNSibia Neurosciences: 19 patents #1 of 41Top 3%
Merck: 12 patents #935 of 9,382Top 10%
PPPhillips Petroleum: 4 patents #360 of 1,401Top 30%
RTResearch Corporation Technologies: 1 patents #160 of 410Top 40%
UIUniversity Of Iowa: 1 patents #491 of 1,079Top 50%
San Diego, CA: #726 of 23,606 inventorsTop 4%
California: #9,121 of 386,348 inventorsTop 3%
Overall (All Time): #63,557 of 4,157,543Top 2%
46 Patents All Time

Issued Patents All Time

Showing 26–46 of 46 patents

Patent #TitleCo-InventorsDate
5837489 Human neuronal nicotinic acetylcholine receptor and cells transformed with same DNA and mRNA encoding an--subunit of Kathryn J. Elliott, Steven B. Ellis 1998-11-17
5801232 DNA and mRNA encoding human neuronal nicotinic acetylcholine receptor alpha-2 subunit and cells transformed with same Kathryn J. Elliott, Steven B. Ellis 1998-09-01
5792846 Human calcium channel compositions and methods Steven B. Ellis, Mark E. Williams, Daniel H. Feldman, Ann F. McCue, Robert Brenner 1998-08-11
5726035 Recombinant production of mammalian calcium channel gamma subunits Scott David Jay, Steven B. Ellis, Kevin P. Campbell 1998-03-10
5710250 Calcium channel Alpha 2 subunit polypeptides Steven B. Ellis, Mark E. Williams, Jean Sartor, Robert Brenner 1998-01-20
5686241 Probes and assays for calcium channel .alpha..sub.2 subunit-encoding nucleic acids Steven B. Ellis, Mark E. Williams, Arnold Schwartz, Robert Brenner 1997-11-11
5670113 Automated analysis equipment and assay method for detecting cell surface protein and/or cytoplasmic receptor function using same Michael Anthony Akong, Gonul Velicelebi, Paul Brust 1997-09-23
5665600 Pichia pastoris linear plasmids and DNA fragments thereof Mary J. Hagenson, Kathryn A. Barr, David W. Stroman, Frank H. Gaertner, Ronald Klein 1997-09-09
5618720 Cells expressing calcium channel .alpha.2 subunit-encoding DNA, optionally with a reporter gene for screening assays Steven B. Ellis, Mark E. Williams, Arnold Schwartz, Jean Sartor, Robert Brenner 1997-04-08
5436128 Assay methods and compositions for detecting and evaluating the intracellular transduction of an extracellular signal Paul Brust 1995-07-25
5429921 Assays for agonists and antagonists of recombinant human calcium channels Steven B. Ellis, Mark E. Williams, Daniel H. Feldman, Ann F. McCue, Robert Brenner 1995-07-04
5407820 Calcium channel .alpha.-2 subunit DNAs and cells expressing them Steven B. Ellis, Mark E. Williams, Arnold Schwartz, Robert Brenner 1995-04-18
5401629 Assay methods and compositions useful for measuring the transduction of an intracellular signal Paul Brust 1995-03-28
5386025 Calcium channel compositions and methods Scott David Jay, Steven B. Ellis, Kevin P. Campbell 1995-01-31
5369028 DNA and mRNA encoding human neuronal nicotinic acetylcholine receptor compositions and cells transformed with same Steven B. Ellis 1994-11-29
4960690 Nucleic acid probes for prenatal sexing Steven B. Ellis 1990-10-02
4895800 Yeast production of hepatitis B surface antigen Juerg F. Tschopp, James M. Cregg, Richard G. Buckholz 1990-01-23
4879231 Transformation of yeasts of the genus pichia David W. Stroman, James M. Cregg, George T. Sperl 1989-11-07
4855231 Regulatory region for heterologous gene expression in yeast David W. Stroman, Paul Brust, Steven B. Ellis, Thomas Gingeras, Juerg F. Tschopp 1989-08-08
4808537 Methanol inducible genes obtained from pichia and methods of use David W. Stroman, Paul Brust, Steven B. Ellis, Thomas Gingeras, Juerg F. Tschopp 1989-02-28
4769319 Nucleic acid probes for prenatal sexing Steven B. Ellis 1988-09-06