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For the Inventor, By the Inventor

Toronto, Canada

Hsc Research and Development Limited Partnership


USPTO Granted Patents = 36

% Expired Patents = 25.0



Forward Citations = 395

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71 inventors (with patents filed for the assignee):

goldMedal Johanna Rommens (10 out of 39 patents)

silverMedal Peter H St George-Hyslop (7 out of 23 patents)

bronzeMedal Paul E Fraser (7 out of 25 patents)

4.  Clifford A Lingwood (4 out of 18 patents)

5.  Lap-Chee Tsui (3 out of 11 patents)

6.  Joan Massague (2 out of 21 patents)

7.  Don J Mahuran (2 out of 14 patents)

8.  Richard C Hill (2 out of 6 patents)

9.  Chaim M Roifman (2 out of 8 patents)

10.  Thomas Grunberger (2 out of 5 patents)

11.  Ruth Geva, Legal Representative (2 out of 2 patents)

12.  Leorah Kroyanker, Legal Representative (2 out of 2 patents)

13.  Olga Rounova (2 out of 7 patents)

14.  Nigel Sharfe (2 out of 4 patents)

15.  Garth L Fletcher (2 out of 3 patents)


Core Competencies:
Brain Cancer Treatment
Mutant Presenilin Protein
Cell Proliferation Modulation
Verotoxin Compositions
Gaucher Disease Therapy
Nucleic Acid Molecules
Chimeric Mammals
Alzheimer's Disease Proteins
Retinal Stem Cells
CFTR Protein Variants
Antifreeze Polypeptides
Malignant Hyperthermia Diagnosis

36 patents:

1. 8058243 - Method for treating a brain cancer with ifenprodil (2011-11-15),
2. 7846679 - Methods for detecting the presence of mutant mammalian presenilin protein (2010-12-07),
3. 7838247 - Antibody specific for mutant presenilin 2 and method of use thereof (2010-11-23),
4. 7598419 - Compounds for modulating cell proliferation (2009-10-06),
5. 7560426 - Verotoxin pharmaceutical compositions and medical treatments therewith (2009-07-14),
6. 7507798 - Antibody specific for mutant presenilin 1 (2009-03-24),
7. 7208468 - Verotoxin pharmaceutical compositions and medical treatments therewith (2007-04-24),
8. 7118886 - Ese genes and proteins (2006-10-10),
9. 7105636 - SARA proteins (2006-09-12),
10. 6998467 - Antibody specific for presenilin 1 and method of use thereof (2006-02-14),
11. 6800659 - Compounds for modulating cell proliferation (2004-10-05),
12. 6696272 - Products and methods for gaucher disease therapy (2004-02-24),
13. 6524851 - Hybrid nucleic acid molecules and vectors including &bgr;-globin regulatory elements (2003-02-25),
14. 6429293 - Sculpin-type antifreeze polypeptides and nucleic acids (2002-08-06),
15. 6423680 - Inhibitor of platelet activating factor (2002-07-23),
Company Overview
Hsc Research and Development Limited Partnership, based in Toronto, specializes in innovative research and development across various technology domains. The organization focuses on advancing solutions in fields such as medical devices, biotechnology, and advanced materials. By leveraging cutting-edge methodologies, Hsc aims to enhance product efficacy and safety, contributing to significant advancements in healthcare and technology. Its commitment to research excellence positions it as a key player in fostering innovation within the Canadian landscape and beyond.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 20 2026

36 Patents

#38 in Toronto

#376 in Canada

#18,745 in the World

Toronto, CA
Toronto, Canada

Hsc Research and Development Limited Partnership

Forward Citations = 395

71 inventors:

goldMedal Johanna Rommens (10 out of 39 patents)

silverMedal Peter H St George-Hyslop (7 out of 23 patents)

bronzeMedal Paul E Fraser (7 out of 25 patents)

4.  Clifford A Lingwood (4 out of 18 patents)

5.  Lap-Chee Tsui (3 out of 11 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Hsc Research and Development Limited Partnership. Retrieved from https://idiyas.com/company/hsc-research-and-development-partnership

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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