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For the Inventor, By the Inventor

Santa Rosa, CA, United States of America

Direct Flow Medical, Inc.

Calculating rank
USPTO Granted Patents = 19

% Expired Patents = 73.7



Forward Citations = 4,119

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7 inventors (with patents filed for the assignee):

goldMedal Randall T Lashinski (15 out of 101 patents)

silverMedal Gordon B Bishop (14 out of 45 patents)

bronzeMedal Kevin C Robin (3 out of 5 patents)

4.  Do Uong (3 out of 6 patents)

5.  Trevor Greenan (1 out of 24 patents)

6.  Aruna Perera (1 out of 1 patent)

7.  Larry Rogers (1 out of 1 patent)


19 patents:

1. 9572661 - Profile reduction of valve implant (2017-02-21),
2. 9510941 - Method of treating a patient using a retrievable transcatheter prosthetic heart valve (2016-12-06),
3. 9445897 - Prosthetic implant delivery device with introducer catheter (2016-09-20),
4. 9433501 - Inflation media for implants (2016-09-06),
5. 9308360 - Translumenally implantable heart valve with formed in place support (2016-04-12),
6. 8568477 - Stentless aortic valve replacement with high radial strength (2013-10-29),
7. 8556881 - Catheter guidance through a calcified aortic valve (2013-10-15),
8. 8377118 - Unstented heart valve with formed in place support structure (2013-02-19),
9. 8308796 - Method of in situ formation of translumenally deployable heart valve support (2012-11-13),
10. 8133213 - Catheter guidance through a calcified aortic valve (2012-03-13),
11. 8012201 - Translumenally implantable heart valve with multiple chamber formed in place support (2011-09-06),
12. 7935144 - Profile reduction of valve implant (2011-05-03),
13. 7658762 - Nonstented temporary valve for cardiovascular therapy (2010-02-09),
14. 7641686 - Percutaneous heart valve with stentless support (2010-01-05),
15. 7556645 - Translumenally implantable heart valve with formed in place support (2009-07-07),
Company Overview
Direct Flow Medical, Inc. is a medical device company based in Santa Rosa, California, specializing in innovative cardiovascular solutions. The company focuses on developing advanced technologies for the treatment of heart conditions, particularly through its proprietary transcatheter heart valve systems. By leveraging cutting-edge research and engineering, Direct Flow Medical aims to enhance patient outcomes and improve the quality of care in the field of interventional cardiology.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 27 2026

19 Patents

#12 in Santa Rosa, CA

#4,108 in California

#17,154 in US

#32,705 in the World

Santa Rosa, CA (US)
Santa Rosa, CA, United States of America

Direct Flow Medical, Inc.

Forward Citations = 4,119

7 inventors:

goldMedal Randall T Lashinski (15 out of 101 patents)

silverMedal Gordon B Bishop (14 out of 45 patents)

bronzeMedal Kevin C Robin (3 out of 5 patents)

4.  Do Uong (3 out of 6 patents)

5.  Trevor Greenan (1 out of 24 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Direct Flow Medical, Inc.. Retrieved from https://idiyas.com/company/direct-flow-medical

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]
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