Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
LO

Leonard Ornstein — 21 Patents

TITechnicon Instruments: 8 patents #5 of 126Top 4%
MIMiles: 5 patents #33 of 626Top 6%
BHBayer Healthcare: 4 patents #2,099 of 8,007Top 30%
MMMount Sinai School Of Medicine: 2 patents #18 of 151Top 15%
SDSiemens Healthcare Diagnostics: 1 patents #328 of 659Top 50%
White Plains, NY: #97 of 917 inventorsTop 15%
New York: #6,583 of 115,490 inventorsTop 6%
Overall (All Time): #201,324 of 4,157,543Top 5%
21 Patents All Time
Leonard Ornstein has been granted 21 US patents while listed as an inventor at Technicon Instruments. The first was granted in 1980 and the most recent in March 2010. Leonard Ornstein ranks #201,324 of 4,157,543 US inventors in our database (top 4.8%). Patent records list Leonard Ornstein in White Plains, NY, US.

Issued Patents All Time

Showing 1–21 of 21 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
7670798 Automated method and reagent therefor assaying body fluid samples such as cerebrospinal fluid (CSF) Gena Fischer, David Zelmanovic, Pamela Elsins, Jolanta Kunicka, Michael J. Malin 2010-03-02 $807,000
6468732 METHOD AND LONG-TERM STABLE BICARBONATE-CONTAINING DILUENT COMPOSITION, AND STORAGE MEANS THEREFOR, FOR REDUCING OR REVERSING AERATION INDUCED CELL SHRINKAGE AND STORAGE INDUCED CELL SWELLING OF A WHOLE BLOOD SAMPLE Michael J. Malin 2002-10-22 $163,000
5633167 Reagent compositions for use in sphering cells Sophie S. Fan, Daniel Ben-David, Albert Cupo, Gena Fischer, Grace E. Martin +1 more 1997-05-27
5590218 Unsupervised neural network classification with back propagation 1996-12-31
5444796 Method for unsupervised neural network classification with back propagation 1995-08-22
5444105 Specimen mounting adhesive composition 1995-08-22
5438003 Reagent compositions for use in the identification and characterization of reticulocytes in whole blood Gregory M. Colella, Daniel Ben-David, Albert Cupo, Sophie S. Fan, Gena Fischer +1 more 1995-08-01
5411891 Reagent compositions and their use in the identification and characterization of reticulocytes in whole blood Sophie S. Fan, Daniel Ben-David, Gregory M. Colella, Albert Cupo, Gena Fischer 1995-05-02
5360739 Methods for the identification and characterization of reticulocytes in whole blood Sophie S. Fan, Daniel Ben-David, Gregory M. Colella, Albert Cupo, Gena Fischer 1994-11-01
5350695 Methods for the identification and characterization of reticulocytes in whole blood Gregory M. Colella, Daniel Ben-David, Albert Cupo, Sophie S. Fan, Gena Fischer +1 more 1994-09-27
5284771 Reagent compositions and their use in sphering cells Sophie S. Fan, Daniel Ben-David, Albert Cupo, Gena Fischer, Grace E. Martin +1 more 1994-02-08
5122453 Method for discriminating surface stained lymphocytes Grace E. Martin, Robert J. Kanter, Young Ran Kim, Hudson R. Ansley 1992-06-16
5045472 Reagent mixture and composition for treating red blood cells to effect sphering Young Ran Kim 1991-09-03
4575490 One step method for sphering and fixing whole blood erythrocytes Young Ran Kim 1986-03-11
4545831 Method for transferring a thin tissue section 1985-10-08
4412004 Method for treating red blood cells to effect sphering and reagent therefor Young Ran Kim 1983-10-25
4307070 Methods and apparatuses for performing immunoassays Bruce J. Oberhardt 1981-12-22
4288425 Method and apparatuses for electrophoretic immunoassay Martin Jerome Lee 1981-09-08
4276253 Method for histology specimen labelling Stanford L. Adler, Abraham Gordon 1981-06-30
4257346 Apparatus for mounting tissue sections with an U.V. light curable mounting medium Hazel E. Williams, Julius Intraub 1981-03-24
4182357 Method of controlling the relative humidity in a soil environment and apparatus for accomplishing same 1980-01-08