For the Inventor, By the Inventor

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Coon Rapids, MN, United States of America

Endotronics, Inc.

USPTO Granted Patents = 13

Forward Citations = 891

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19 inventors (with patents filed for the assignee):

William H Harm (4 out of 6 patents)

Bruce P Amiot (2 out of 3 patents)

John R Wilson (2 out of 2 patents)

4. Raji A Shankar (2 out of 2 patents)

5. Georgiann B Melink (2 out of 2 patents)

6. Micheal L Gruenberg (2 out of 2 patents)

7. Robert D Walker (2 out of 4 patents)

8. Ray F Cracauer (2 out of 2 patents)

9. William A Gaines, Jr (1 out of 1 patent)

10. Darrell P Page (1 out of 1 patent)

11. Bert R Bach (1 out of 7 patents)

12. Martin H Banas (1 out of 1 patent)

13. Scott T Waniger (1 out of 1 patent)

14. Allen S Reichler (1 out of 1 patent)

15. Ewald Kowol (1 out of 1 patent)

13 patents: Sort by Forward Citations

1. 5631006 - Immunotherapy protocol of culturing leukocytes in the presence of (1997-05-20),

2. 5541105 - Method of culturing leukocytes (1996-07-30),

3. 5330915 - Pressure control system for a bioreactor (1994-07-19),

4. 5202254 - Process for improving mass transfer in a membrane bioreactor and (1993-04-13),

5. 5079168 - Cell culture apparatus (1992-01-07),

6. 4973558 - Method of culturing cells using highly gas saturated media (1990-11-27),

7. 4804628 - Hollow fiber cell culture device and method of operation (1989-02-14),

8. D297620 - Multi-port cap fitting for a flask (1988-09-13),

9. 4722902 - Apparatus and method for culturing cells, removing waste and (1988-02-02),

10. 4650766 - Culturing apparatus (1987-03-17),

11. 4647539 - Method and apparatus for growing cells in vitro (1987-03-03),

12. 4629686 - Apparatus for delivering a controlled dosage of a chemical substance (1986-12-16),

13. 4618586 - Apparatus for administering a controlled dosage of a chemical substance (1986-10-21),

Endotronics, Inc. is a leading provider of advanced bioprocessing solutions. With over 30 years of experience, we specialize in developing innovative technologies for the production of biologics, vaccines, and other biological products. Our products and services are designed to improve efficiency, scalability, and performance in biomanufacturing processes. Endotronics is committed to helping our customers achieve their bioprocessing goals.

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

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USPTO Data Jan 1 1976 - Sep 22 2026

13 Patents

#1 in Coon Rapids, MN

#686 in Minnesota

#23,794 in US

#44,921 in the World

Coon Rapids, MN, United States of America

Endotronics, Inc.

Forward Citations = 891

19 inventors:

William H Harm (4 out of 6 patents)

Bruce P Amiot (2 out of 3 patents)

John R Wilson (2 out of 2 patents)

4. Raji A Shankar (2 out of 2 patents)

5. Georgiann B Melink (2 out of 2 patents)

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