For the Inventor, By the Inventor

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Jacksonville, FL, United States of America

Parkervision, Inc.

USPTO Granted Patents = 222

% Expired Patents = 50.0

CIPO Patents = 1

EPO Patents = 6

Trademarks = 2

Forward Citations = 10,349

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45 inventors (with patents filed for the assignee):

David F Sorrells (198 out of 202 patents)

Gregory S Rawlins (139 out of 140 patents)

Michael W Rawlins (114 out of 115 patents)

4. Michael J Bultman (112 out of 113 patents)

5. Richard C Looke (108 out of 109 patents)

6. Robert W Cook (107 out of 108 patents)

7. Charley D Moses, Jr (106 out of 107 patents)

8. Jeffrey L Parker (21 out of 32 patents)

9. Gregory S Silver (10 out of 11 patents)

10. Robert T Short (9 out of 11 patents)

11. John D Mix (9 out of 11 patents)

12. Jamison L Young (7 out of 7 patents)

13. Jonathan S Jensen (7 out of 8 patents)

14. Martin R Johnson (7 out of 44 patents)

15. Richard P Daber (7 out of 7 patents)

Core Competencies:

Modulation

Amplification

Down-Conversion

MISO Devices

Wireless Communications

Error Correction

Power Control

Signal Processing

Frequency Translation

Control Circuits

Transistor Structures

Networking

222 patents: Sort by Forward Citations

1. 10278131 - Method, apparatus and system for rendering an information bearing function of time (2019-04-30),

2. 10264530 - Method, apparatus and system for rendering an information bearing function of time (2019-04-16),

3. 10244421 - Momentum transfer communication (2019-03-26),

4. 10206167 - Method, apparatus and system for rendering an information bearing function of time (2019-02-12),

5. 9768733 - Multiple input single output device with vector signal and bias signal inputs (2017-09-19),

6. 9705540 - Control of MISO node (2017-07-11),

7. 9614484 - Systems and methods of RF power transmission, modulation, and amplification, including control functions to transition an output of a MISO device (2017-04-04),

8. 9608677 - Systems and methods of RF power transmission, modulation, and amplification (2017-03-28),

9. 9444673 - Methods and systems for down-converting a signal using a complementary transistor structure (2016-09-13),

10. 9419692 - Antenna control (2016-08-16),

11. 9413233 - Switching power supply with dynamically programmed threshold voltage (2016-08-09),

12. 9350591 - Method and system for down-converting an electromagnetic signal (2016-05-24),

13. 9325556 - Methods and systems for down-converting a signal (2016-04-26),

14. 9319262 - Methods and systems for down-converting a signal (2016-04-19),

15. 9306792 - Methods and systems for down-converting a signal (2016-04-05),

Company Overview

Parkervision, Inc., based in Jacksonville, FL, specializes in innovative RF power transmission technologies. The company focuses on developing advanced solutions in modulation, amplification, and down-conversion, catering to the evolving needs of wireless communications. Their expertise extends to MISO devices, error correction, power control, and signal processing, positioning them as a key player in enhancing the efficiency and performance of wireless systems. Parkervision's commitment to research and development drives its contributions to the telecommunications landscape.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 6 2026

222 Patents

#3 in Jacksonville, FL

#37 in Florida

#1,887 in US

#3,845 in the World

Jacksonville, FL, United States of America

Parkervision, Inc.

Forward Citations = 10,349

45 inventors:

David F Sorrells (198 out of 202 patents)

Gregory S Rawlins (139 out of 140 patents)

Michael W Rawlins (114 out of 115 patents)

4. Michael J Bultman (112 out of 113 patents)

5. Richard C Looke (108 out of 109 patents)

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

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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