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For the Inventor, By the Inventor

Wheeling, IL, United States of America

Corpak, Inc.

Calculating rank
USPTO Granted Patents = 24

Trademarks = 13

Forward Citations = 1,705

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9 inventors (with patents filed for the assignee):

goldMedal Erik Andersen (21 out of 25 patents)

silverMedal David G Quinn (13 out of 40 patents)

bronzeMedal Robert B Edwards, Ii (6 out of 11 patents)

4.  George A Nassif (4 out of 9 patents)

5.  Steven E Wendland (2 out of 2 patents)

6.  Michael Q Thompson (1 out of 3 patents)

7.  Inderbir S Gill (1 out of 2 patents)

8.  Charles Dillon (1 out of 1 patent)

9.  Thomas Kuhn (1 out of 1 patent)


24 patents:

1. 6878143 - Bolus for non-occluding high flow enteral feeding tube (2005-04-12),
2. 6511474 - Bolus for non-occluding high flow enteral feeding tube (2003-01-28),
3. 6482170 - Apparatus and method for relieving gastric pressure during enteral feeding (2002-11-19),
4. 6090073 - Direct percutaneous endoscopic jejunostomy method and apparatus (2000-07-18),
5. 5833275 - Locking medical connector (1998-11-10),
6. 5562615 - Free flow detector for an enternal feeding pump (1996-10-08),
7. 5556385 - Improved percutaneous access device (1996-09-17),
8. 5451212 - Bumper retention device (1995-09-19),
9. D361838 - Fluid access port for medical container (1995-08-29),
10. 5439444 - Pre-formed member for percutaneous catheter (1995-08-08),
11. 5308325 - Retention balloon for percutaneous catheter (1994-05-03),
12. D338726 - Fluid access port for medical container (1993-08-24),
13. 5152756 - Distal gripping tip for enteral feeding tube (1992-10-06),
14. 5125897 - Gastrostomy device with one-way valve and cuff pin (1992-06-30),
15. 5057091 - Enteral feeding tube with a flexible bolus and feeding bolus (1991-10-15),
Company Overview
Corpak, Inc. is a leading provider of medical devices and solutions, specializing in enteral feeding and nutritional delivery systems. The company focuses on developing innovative products that enhance patient care and improve clinical outcomes in healthcare settings. Based in Wheeling, Illinois, Corpak is committed to advancing the field of medical technology through research and development, ensuring that healthcare professionals have access to reliable and effective tools for patient management.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 20 2026

24 Patents

#9 in Wheeling, IL

#722 in Illinois

#13,900 in US

#26,701 in the World

Wheeling, IL (US)
Wheeling, IL, United States of America

Corpak, Inc.

Forward Citations = 1,705

9 inventors:

goldMedal Erik Andersen (21 out of 25 patents)

silverMedal David G Quinn (13 out of 40 patents)

bronzeMedal Robert B Edwards, Ii (6 out of 11 patents)

4.  George A Nassif (4 out of 9 patents)

5.  Steven E Wendland (2 out of 2 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Corpak, Inc.. Retrieved from https://idiyas.com/company/corpak

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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