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Toronto, Canada

Spectral Diagnostics, Inc.

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USPTO Granted Patents = 29

% Expired Patents = 6.9

CIPO Patents = 3

Forward Citations = 833

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23 inventors (with patents filed for the assignee):

Qinwei Shi (11 out of 11 patents)

George Jackowski (9 out of 71 patents)

Shigui Liu (5 out of 5 patents)

4. Helmut E Freitag (4 out of 4 patents)

5. Peter Lea (3 out of 15 patents)

6. Philip L Poissant (3 out of 10 patents)

7. Charles A Harrington (3 out of 3 patents)

8. Mingfu Ling (2 out of 5 patents)

9. Paul Hemmes (2 out of 2 patents)

10. Qian-Li Song (2 out of 2 patents)

11. Lillian Lee (2 out of 2 patents)

12. Susan Goertz (1 out of 1 patent)

13. Paul M Walker (1 out of 4 patents)

14. Alexander D Romaschin (1 out of 3 patents)

15. Oinwei Shi (1 out of 1 patent)

Core Competencies:

Troponin I

Polypeptides

Immunoassay

Analytical Test Device

Sepsis Diagnosis

Cardiac Myoglobin

Chest Pain

Medical Test Kit

Frozen Beads

Lateral Flow Filter

Monoclonal Antibody

Creatine Kinase

29 patents: Sort by Forward Citations

1. 7479278 - Troponin I polypeptide fragments and uses thereof (2009-01-20),

2. 7256000 - Preparation of spheres for diagnostic tests (2007-08-14),

3. 7078486 - Single-chain polypeptides comprising troponin I and troponin C (2006-07-18),

4. 6673628 - Analytical test device and method (2004-01-06),

5. 6673562 - Differential immunoassay (2004-01-06),

6. 6475785 - Single-chain polypeptides comprising troponin I N-terminal fragments and troponin C (2002-11-05),

7. 6410341 - Analytical test device and method for use in medical diagnoses (2002-06-25),

8. 6354091 - Apparatus and method for the production of frozen beads (2002-03-12),

9. 6214629 - Analytical test device and method for use in medical diagnoses (2001-04-10),

10. 6190916 - Troponin I composition (2001-02-20),

11. 6171870 - Analytical test device and method for use in medical diagnoses (2001-01-09),

12. 6159683 - Method of determining stage of sepsis (2000-12-12),

13. 6077676 - Single-chain polypeptides comprising troponin I and troponin C (2000-06-20),

14. 6060278 - Stable troponin subunits and complexes (2000-05-09),

15. 5981249 - Single-chain polypeptides comprising creatine kinase M and creatine (1999-11-09),

Company Overview

Spectral Diagnostics, Inc. is a biotechnology company based in Toronto, Canada, specializing in the development of innovative diagnostic solutions for critical care medicine. The company focuses on advancing the understanding and treatment of sepsis, a life-threatening condition resulting from infection. Through its proprietary technology, Spectral Diagnostics aims to enhance patient outcomes by providing timely and accurate diagnostic information, ultimately improving the management of sepsis and related conditions in healthcare settings.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Nov 10 2026

29 Patents

#52 in Toronto

#483 in Canada

#22,622 in the World

Toronto, Canada

Spectral Diagnostics, Inc.

Forward Citations = 833

23 inventors:

Qinwei Shi (11 out of 11 patents)

George Jackowski (9 out of 71 patents)

Shigui Liu (5 out of 5 patents)

4. Helmut E Freitag (4 out of 4 patents)

5. Peter Lea (3 out of 15 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Spectral Diagnostics, Inc.. Retrieved from https://idiyas.com/company/spectral-diagnostics

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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