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Cupertino, CA, United States of America

Tropian, Inc.

USPTO Granted Patents = 50

Trademarks = 1

Forward Citations = 1,678

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23 inventors (with patents filed for the assignee):

Wendell B Sander (22 out of 109 patents)

Earl William McCune, Jr (12 out of 74 patents)

Ronald A Meck (11 out of 20 patents)

4. Earl W McCune (11 out of 24 patents)

5. Stephan Vincent Schell (8 out of 87 patents)

6. Brian Sander (4 out of 26 patents)

7. Nigel J Tolson (4 out of 9 patents)

8. Kenneth R Cioffi (3 out of 14 patents)

9. Robert J Bayruns (3 out of 26 patents)

10. John F Sevic (2 out of 10 patents)

11. Thomas E Biedka (2 out of 31 patents)

12. Gary Lang Do (2 out of 10 patents)

13. Richard W D Booth (2 out of 15 patents)

14. James G Judkins (1 out of 16 patents)

15. Wayne S Lee (1 out of 24 patents)

Core Competencies:

Impedance Matching

Power Control

Switched-Mode Power Amplifiers

Digital Frequency Synthesis

Phase Lock Loop

High-Efficiency Amplifiers

Quadrature Modulation

RF Signal Processing

Communications Signal Amplifiers

Noise Smoothing Techniques

Data Sampling

Power Supply Processing

50 patents: Sort by Forward Citations

1. 7071792 - Method and apparatus for impedance matching in an amplifier using lumped and distributed inductance (2006-07-04),

2. 7054385 - Reduction of average-to-minimum power ratio in communications signals (2006-05-30),

3. 7042958 - Digital time alignment in a polar modulator (2006-05-09),

4. 7042282 - Power control and modulation of switched-mode power amplifiers with one or more stages (2006-05-09),

5. 7038536 - Power supply processing for power amplifiers (2006-05-02),

6. 7035604 - Communications signal amplifiers having independent power control and amplitude modulation (2006-04-25),

7. 7027545 - Data sampler for digital frequency/phase determination (2006-04-11),

8. 7026797 - Extremely high-speed switchmode DC-DC converters (2006-04-11),

9. 7020230 - Frequency synthesizer for dual mode receiver (2006-03-28),

10. 7012984 - PLL noise smoothing using dual-modulus interleaving (2006-03-14),

11. 7010276 - Communications signal amplifiers having independent power control and amplitude modulation (2006-03-07),

12. 6995613 - Power distribution and biasing in RF switch-mode power amplifiers (2006-02-07),

13. 6983025 - High quality power ramping in a communications transmitter (2006-01-03),

14. 6969984 - Direct phase and frequency demodulation (2005-11-29),

15. 6924695 - Power supply processing for power amplifiers (2005-08-02),

Tropian, Inc. is a leading provider of innovative power management and efficiency solutions. With a focus on wireless communication technologies, Tropian designs and manufactures high-performance power amplifiers and power management ICs. The company's products are used in smartphones, tablets, IoT devices, and other wireless devices, enabling enhanced connectivity and extended battery life. Tropian's advanced technologies and expertise help drive the evolution of mobile communication and power optimization in a fast-paced digital world.

This text is generated by artificial intelligence and may not be accurate.

Company Badge

USPTO Data Jan 1 1976 - Dec 9 2025

50 Patents

#15 in Cupertino, CA

#1,605 in California

#6,764 in US

#13,575 in the World

Cupertino, CA, United States of America

Tropian, Inc.

Forward Citations = 1,678

23 inventors:

Wendell B Sander (22 out of 109 patents)

Earl William McCune, Jr (12 out of 74 patents)

Ronald A Meck (11 out of 20 patents)

4. Earl W McCune (11 out of 24 patents)

5. Stephan Vincent Schell (8 out of 87 patents)

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