For the Inventor, By the Inventor

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Wheeling, IL, United States of America

Corpak, Inc.

USPTO Granted Patents = 24

Trademarks = 13

Forward Citations = 1,705

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9 inventors (with patents filed for the assignee):

Erik Andersen (21 out of 25 patents)

David G Quinn (13 out of 40 patents)

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: Sort by Forward Citations

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),

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 based on public USPTO records.

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USPTO Data Jan 1 1976 - Oct 6 2026

24 Patents

#9 in Wheeling, IL

#721 in Illinois

#13,872 in US

#26,628 in the World

Wheeling, IL, United States of America

Corpak, Inc.

Forward Citations = 1,705

9 inventors:

Erik Andersen (21 out of 25 patents)

David G Quinn (13 out of 40 patents)

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)

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