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 innovative medical devices for enteral feeding and gastric access. With over 40 years of experience, Corpak specializes in designing and manufacturing high-quality products that improve patient outcomes and enhance clinical efficiency. Their product portfolio includes a wide range of feeding tubes, access devices, and accessories for healthcare professionals worldwide.

This text is generated by artificial intelligence and may not be accurate.

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USPTO Data Jan 1 1976 - Sep 15 2026

24 Patents

#9 in Wheeling, IL

#720 in Illinois

#13,841 in US

#26,555 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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