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State College, PA, United States of America

Spectrumedix Corporation

USPTO Granted Patents = 22

% Expired Patents = 13.6

CIPO Patents = 3

Forward Citations = 364

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15 inventors (with patents filed for the assignee):

Changsheng Jonathan Liu (13 out of 19 patents)

Qingbo China Li (13 out of 17 patents)

Thomas E Kane (11 out of 30 patents)

4. John R Kernan (6 out of 6 patents)

5. Zhaowei Liu (3 out of 5 patents)

6. Michael V Sharer (3 out of 3 patents)

7. Bernard Sonnenschein (3 out of 3 patents)

8. Zhiyong Guo (2 out of 2 patents)

9. Hequan Zhao (1 out of 2 patents)

10. Christina Maye (1 out of 1 patent)

11. Kevin R Gutshall (1 out of 1 patent)

12. Kevin Le Van (1 out of 1 patent)

13. Li Qingbo (1 out of 1 patent)

14. Robert Eugene Fields, Iii (1 out of 1 patent)

15. Kevin J Levan (1 out of 2 patents)

22 patents: Sort by Forward Citations

1. 7282126 - System and method for determining known DNA variants with temperature gradient electrophoresis (2007-10-16),

2. 7175750 - System and method for temperature gradient capillary electrophoresis (2007-02-13),

3. 6974527 - Multidimensional separations employing an array of electrophoresis channels (2005-12-13),

4. 6953521 - Automated parallel capillary electrophoresis system with hydrodynamic sample injection (2005-10-11),

5. 6929729 - Method for conducting capillary zone electrophoresis (2005-08-16),

6. 6926815 - Copolymers for capillary gel electrophoresis (2005-08-09),

7. 6872530 - Method for determining the presence of DNA variants using peptide nucleic acid probes (2005-03-29),

8. 6863791 - Method for in-situ calibration of electrophoretic analysis systems (2005-03-08),

9. 6704104 - Multi-wavelength array reader for biological assay (2004-03-09),

10. 6547943 - Capillary system providing multiple analysis of sample from same body of liquid (2003-04-15),

11. 6375819 - Fluid delivery system for capillary electrophoretic applications (2002-04-23),

12. 6365024 - Motorized positioning apparatus having coaxial carrousels (2002-04-02),

13. 6364516 - Electrophoretic sample excitation light assembly (2002-04-02),

14. 6352633 - Automated parallel capillary electrophoresis system with hydrodynamic sample injection (2002-03-05),

15. 6241949 - Spill-resistant microtitre trays and method of making (2001-06-05),

Company Overview

Spectrumedix Corporation is a technology-driven company based in State College, Pennsylvania, specializing in advanced molecular diagnostics and genomic analysis. The organization focuses on developing innovative solutions that enhance the understanding of genetic information, enabling more precise and personalized healthcare outcomes. With a commitment to research and development, Spectrumedix leverages cutting-edge technologies to address complex challenges in the medical field, contributing to the evolution of diagnostics and therapeutic strategies.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 20 2026

22 Patents

#4 in State College, PA

#550 in Pennsylvania

#15,051 in US

#28,807 in the World

State College, PA, United States of America

Spectrumedix Corporation

Forward Citations = 364

15 inventors:

Changsheng Jonathan Liu (13 out of 19 patents)

Qingbo China Li (13 out of 17 patents)

Thomas E Kane (11 out of 30 patents)

4. John R Kernan (6 out of 6 patents)

5. Zhaowei Liu (3 out of 5 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Spectrumedix Corporation. Retrieved from https://idiyas.com/company/spectrumedix

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]

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