Pompano Beach, FL, United States of America

Robert E Stengel

This inventor holds 83 USPTO granted patents and 1 published patent application, plus 2 CIPO patents and 4 EPO patents, primarily in RF Signal Processing (CPC class H03F3-60). Top assignees: Motorola Corporation, Motorola Solutions, Inc., Motorola Mobility LLC. Active years: 1985-2017.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Robert E Stengel. Retrieved from https://idiyas.com/inventor/robert-e-stengel

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

USPTO Granted Patents = 83 (Patent Applications = 1)

% Patents Active = 89.2

CIPO Patents = 2

EPO Patents = 4 (Patent Applications = 1)

Average Co-Inventor Count = 2.1

ph-index = 23

Forward Citations = 2,231(Granted Patents)

Forward Citations (Not Self Cited) = 2,207(Dec 10, 2025)

Inventors with similar research interests:

Location History:

Fort Lauderdale, FL (US) (1992 - 1993)
Ft. Lauderdale, US (1995)
Ft. Lauderdale, FL (US) (1988 - 2002)
Pompano, FL (US) (2008)
Boynton Beach, FL (US) (2011)
Pompano Beach, FL (US) (1985 - 2017)

Company Filing History:

Motorola Solutions, Inc.

patents

1 out of 2,961

Motorola Mobility LLC

patents

4. 1 out of 2,326

Symbol Technologies, LLC

patents

Years Active: 1985-2017

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Areas of Expertise:

Frequency Synthesis

Phase Compensation

Multi-Band Antennas

Digital Frequency Synthesis

RF Amplifier

Delay Locked Loop

Digital Pulse Width Modulation

Reconfigurable Processing Circuit

Interference Cancellation

Clock Data Recovery

Injection-Locked Signals

Radio Transceiver Architectures

83 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 9564880 - Systems and methods for generating injection-locked, frequency-multiplied output signals (2017-02-07),

2. 9501673 - Method and apparatus for transmitting a signal by a radio frequency identification reader (2016-11-22),

3. 9385763 - Method and apparatus for in-channel interference cancellation (2016-07-05),

4. 9035682 - Method and apparatus for single port modulation using a fractional-N modulator (2015-05-19),

5. 8798103 - Method and apparatus for a multi-antenna device that uses a single baseband filter and analog-to-digital converter (2014-08-05),

6. 8427205 - Method and apparatus for fast frequency locking in a closed loop based frequency synthesizer (2013-04-23),

7. 8340215 - Radio transceiver architectures and methods (2012-12-25),

8. 8339295 - Method and system for managing digital to time conversion (2012-12-25),

9. 8154329 - Device and method for phase compensation (2012-04-10),

10. 8121241 - Method and apparatus for processing radio frequency signals (2012-02-21),

11. 7957715 - Spectrally constrained local oscillator switching (2011-06-07),

12. 7869769 - Method and apparatus for reconfigurable frequency generation (2011-01-11),

13. 7773713 - Clock data recovery systems and methods for direct digital synthesizers (2010-08-10),

14. 7620133 - Method and apparatus for a digital-to-phase converter (2009-11-17),

15. 7570096 - Direct digital synthesizer with variable reference for improved spurious performance (2009-08-04),

Title: The Innovative Journey of Robert E. Stengel

Introduction: Robert E. Stengel, a pioneering inventor based in Pompano Beach, FL, has made significant contributions to the field of innovations and patents with his groundbreaking work.

Latest Patents: Robert E. Stengel holds several patents in various industries, showcasing his diverse range of expertise and innovative mindset.

Career Highlights: Throughout his illustrious career, Robert E. Stengel has been at the forefront of technological advancements, consistently pushing the boundaries of what is possible through his inventive spirit.

Collaborations: Robert E. Stengel has collaborated with leading companies, research institutions, and universities, further solidifying his reputation as a visionary inventor with a keen eye for innovation.

Conclusion: In conclusion, Robert E. Stengel's remarkable journey as an inventor exemplifies the power of creativity, dedication, and ingenuity in shaping the future of technology and patents.

Profile summary based on public USPTO records.