% Expired Patents = 58.3

EPO Patents = 1

Forward Citations = 57

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4 inventors (with patents filed for the assignee):

Naishu Wang (12 out of 21 patents)

Michael Chang Chien (7 out of 7 patents)

David F Zhou (5 out of 13 patents)

4. Jiwei Ying (2 out of 2 patents)

5. David F Zhou Zhou (0 patent)

12 patents: Sort by Forward Citations

1. 10451613 - Rapid diagnostic test device and sampling method using driven flow technology (2019-10-22),

2. 9921217 - Rapid diagnostic test device by driven flow technology (2018-03-20),

3. 9874557 - Progressive compression driven flow cartridge for analyte detecting strip and method (2018-01-23),

4. 9823244 - Digital progressive compression driven flow cartridge for analyte detecting device and method (2017-11-21),

5. 9784733 - Rapid diagnostic test device by driven flow technology (2017-10-10),

6. 9702872 - Rapid diagnostic test device by driven flow technology (2017-07-11),

7. 9632083 - Rapid diagnostic test device by driven flow technology (2017-04-25),

8. 9535061 - Multi-functional rapid diagnostic test device (2017-01-03),

9. 8021625 - Interrupted, gravity-promoted, diffused flow chromatography strip testing device and method (2011-09-20),

10. 7655184 - Delayed and diffused flow rapid confirmatory immunological testing apparatus and method (2010-02-02),

11. 7638093 - Interrupted flow rapid confirmatory immunological testing device and method (2009-12-29),

12. 7238322 - Delayed and diffused flow rapid confirmatory immunological testing apparatus and method (2007-07-03),

Company Overview

Dnt Scientific Research, LLC is a research and development firm based in San Diego, California, specializing in innovative solutions across various scientific domains. The company focuses on advancing technologies in fields such as biotechnology, pharmaceuticals, and environmental science. By leveraging cutting-edge research methodologies, Dnt Scientific aims to contribute to the development of new products and processes that address complex challenges in health and sustainability, fostering advancements that benefit both industry and society.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 20 2026

12 Patents

#448 in San Diego, CA

#6,066 in California

#25,578 in US

#48,209 in the World

San Diego, CA, United States of America

Dnt Scientific Research, LLC

Forward Citations = 57

4 inventors:

Naishu Wang (12 out of 21 patents)

Michael Chang Chien (7 out of 7 patents)

David F Zhou (5 out of 13 patents)

4. Jiwei Ying (2 out of 2 patents)

5. David F Zhou Zhou (0 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Dnt Scientific Research, LLC. Retrieved from https://idiyas.com/company/dnt-scientific-research

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]

1 patent (EPO):

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]