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For the Inventor, By the Inventor

Irvine, CA, United States of America

Rfaxis, Inc.

Calculating rank
USPTO Granted Patents = 22

% Expired Patents = 22.7

Forward Citations = 269

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5 inventors (with patents filed for the assignee):

goldMedal Oleksandr Gorbachov (21 out of 69 patents)

silverMedal Qiang Li (1 out of 38 patents)

bronzeMedal Okjune Jeon (1 out of 1 patent)

4.  Taewon Jung (1 out of 1 patent)

5.  Ping Peng (1 out of 2 patents)


22 patents:

1. 10097171 - Radio frequency switch with low oxide stress (2018-10-09),
2. 9231680 - Multi-channel radio frequency front end circuit (2016-01-05),
3. 9143184 - Radio frequency multi-port switches (2015-09-22),
4. 9093967 - Power amplifier with co-existence filter (2015-07-28),
5. 9093734 - Miniature radio frequency directional coupler for cellular applications (2015-07-28),
6. 9065385 - Spur cancellation in GSM-GPRS-EDGE power amplifiers with DC-DC converters (2015-06-23),
7. 9054653 - On-die harmonics filtering for radio frequency power amplifiers (2015-06-09),
8. 8928428 - On-die radio frequency directional coupler (2015-01-06),
9. 8649739 - Increased receive sensitivity radio frequency front end integrated circuits (2014-02-11),
10. 8467738 - Multi-mode radio frequency front end module (2013-06-18),
11. 8417286 - Transmit-receive radio frequency front end integrated circuits for laptop computer applications (2013-04-09),
12. 8374557 - Radio frequency front end circuit with antenna diversity for multipath mitigation (2013-02-12),
13. 8325632 - Multi-channel radio frequency front end circuit with full receive diversity for multi-path mitigation (2012-12-04),
14. 8301084 - Radio frequency transceiver front end circuit with direct current bias switch (2012-10-30),
15. 8265567 - Single input/output port radio frequency transceiver front end circuit (2012-09-11),
Company Overview
Rfaxis, Inc. is a technology company based in Irvine, California, specializing in the design and development of advanced radio frequency (RF) solutions. The company focuses on innovative RF semiconductor technologies that enhance wireless communication systems, particularly in the fields of mobile devices, IoT applications, and automotive connectivity. Rfaxis aims to deliver high-performance, cost-effective solutions that address the growing demands of modern wireless applications, contributing to the evolution of seamless connectivity.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Nov 10 2026

22 Patents

#155 in Irvine, CA

#3,601 in California

#15,075 in US

#28,870 in the World

Irvine, CA (US)
Irvine, CA, United States of America

Rfaxis, Inc.

Forward Citations = 269

5 inventors:

goldMedal Oleksandr Gorbachov (21 out of 69 patents)

silverMedal Qiang Li (1 out of 38 patents)

bronzeMedal Okjune Jeon (1 out of 1 patent)

4.  Taewon Jung (1 out of 1 patent)

5.  Ping Peng (1 out of 2 patents)

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

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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