Forward Citations = 362

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7 inventors (with patents filed for the assignee):

David W Sammons (9 out of 11 patents)

Garland E Twitty (7 out of 8 patents)

Joseph G Utermohlen (6 out of 20 patents)

4. Rizwan Sharnez (5 out of 5 patents)

5. Ned B Egen (2 out of 2 patents)

6. Michael Manley (2 out of 2 patents)

7. Adam L Benado (1 out of 1 patent)

10 patents: Sort by Forward Citations

1. 6210574 - System for separation of nucleated fetal erythrocytes from maternal blood samples (2001-04-03),

2. 6194146 - Situ and in vitro hybridization method and buffer (2001-02-27),

3. 5948278 - System and method for enrichment of rare cell population from whole (1999-09-07),

4. 5906724 - Apparatus for separation of nucleated blood cells from a blood sample (1999-05-25),

5. 5676849 - Method for enrichment of fetal cell population from maternal whole blood (1997-10-14),

6. 5662813 - Method for separation of nucleated fetal erythrocytes from maternal (1997-09-02),

7. 5439571 - Apparatus and method for enhanced resolution continuous flow zone (1995-08-08),

8. 5336387 - Electrical separator apparatus and method of counterflow gradient (1994-08-09),

9. 5173164 - Multi-modality electrical separator apparatus and method (1992-12-22),

10. 5041245 - Continuous extraction of oil-containing vegetable matter with (1991-08-20),

Company Overview

Bioseparations, Inc. is a specialized firm based in Tucson, Arizona, focusing on the development and manufacturing of advanced separation technologies. The company is dedicated to enhancing bioprocessing methods, particularly in the fields of biotechnology and pharmaceuticals. By leveraging innovative techniques, Bioseparations aims to improve the efficiency and effectiveness of separating biomolecules, thereby contributing to advancements in drug development and production. Their expertise positions them as a key player in the bioprocessing landscape.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 6 2026

10 Patents

#67 in Tucson, AZ

#380 in Arizona

#29,839 in US

#55,986 in the World

Tucson, AZ, United States of America

Bioseparations, Inc.

Forward Citations = 362

7 inventors:

David W Sammons (9 out of 11 patents)

Garland E Twitty (7 out of 8 patents)

Joseph G Utermohlen (6 out of 20 patents)

4. Rizwan Sharnez (5 out of 5 patents)

5. Ned B Egen (2 out of 2 patents)

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

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]