Forward Citations = 4,257

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8 inventors (with patents filed for the assignee):

James E Shapland (8 out of 10 patents)

Mark B Knudson (7 out of 128 patents)

Jin Shimada (6 out of 9 patents)

4. Keith Robert Hildebrand (5 out of 26 patents)

5. Joel R Racchini (4 out of 54 patents)

6. J Edward Shapland (1 out of 37 patents)

7. Keith R Hildebrandt (1 out of 1 patent)

8. Keith R Hildelbrand (1 out of 1 patent)

11 patents: Sort by Forward Citations

1. 5865787 - Simultaneous cardiac pacing and local drug delivery (1999-02-02),

2. 5807306 - Polymer matrix drug delivery apparatus (1998-09-15),

3. 5634899 - Simultaneous cardiac pacing and local drug delivery method (1997-06-03),

4. 5628730 - Phoretic balloon catheter with hydrogel coating (1997-05-13),

5. 5569198 - Microporous catheter (1996-10-29),

6. 5499971 - Method for iontophoretically delivering drug adjacent to a heart (1996-03-19),

7. 5498238 - Simultaneous angioplasty and phoretic drug delivery (1996-03-12),

8. 5458568 - Porous balloon for selective dilatation and drug delivery (1995-10-17),

9. 5419763 - Prostatic drug-delivery catheter (1995-05-30),

10. 5286254 - Drug delivery apparatus and method (1994-02-15),

11. 5282785 - Drug delivery apparatus and method (1994-02-01),

Company Overview

Cortrak Medical, Inc. is a medical technology company based in Roseville, Minnesota, specializing in innovative solutions for enteral feeding. The company focuses on developing advanced medical devices that enhance patient care and safety in nutritional delivery. With a commitment to improving clinical outcomes, Cortrak Medical integrates cutting-edge technology into its products, aiming to streamline the feeding process and reduce complications associated with enteral nutrition. Their expertise lies in the intersection of healthcare and technology, driving advancements in medical device design and functionality.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 20 2026

11 Patents

#10 in Roseville, MN

#786 in Minnesota

#27,529 in US

#51,801 in the World

Roseville, MN, United States of America

Cortrak Medical, Inc.

Forward Citations = 4,257

8 inventors:

James E Shapland (8 out of 10 patents)

Mark B Knudson (7 out of 128 patents)

Jin Shimada (6 out of 9 patents)

4. Keith Robert Hildebrand (5 out of 26 patents)

5. Joel R Racchini (4 out of 54 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Cortrak Medical, Inc.. Retrieved from https://idiyas.com/company/cortrak-medical

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]