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Fremont, CA, United States of America

Exar Corporation

USPTO Granted Patents = 190

EPO Patents = 2

Trademarks = 4

Forward Citations = 2,219

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131 inventors (with patents filed for the assignee):

Bahram Fotouhi (19 out of 27 patents)

Roubik Gregorian (10 out of 18 patents)

Hung Pham Le (10 out of 11 patents)

4. Aleksandar Prodic (7 out of 33 patents)

5. Kent Kernahan (7 out of 55 patents)

6. Zhenyu Zhao (7 out of 11 patents)

7. Roger A Levinson (7 out of 10 patents)

8. Pekka Ojala (6 out of 6 patents)

9. Vincent S Tso (6 out of 10 patents)

10. Craig N Lambert (6 out of 9 patents)

11. James T Sundby (6 out of 7 patents)

12. Aleksandar Prodić (5 out of 5 patents)

13. Zdravko Lukic (5 out of 5 patents)

14. Richard Leigh Gower (5 out of 5 patents)

15. Nam Duc Nguyen (5 out of 9 patents)

Core Competencies:

Digital Pulse Width Modulation

AC Direct Drive System

CMOS Circuits

Multi-Channel Sensor Interface

Digital Controlled Oscillator

Data Deduplication

Electrostatic Discharge Protection

Switch-Mode Power Supplies

Analog-to-Digital Converter

Current Regulation

Thermal Stress Equalization

190 patents: Sort by Forward Citations

1. 10426008 - AC direct drive system for light emitting diodes with ultra-low flicker, low harmonic distortion, dimming compatibility and power line regulation (2019-09-24),

2. 10418989 - Adaptive body biasing in CMOS circuits to extend the input common mode operating range (2019-09-17),

3. 10267662 - Method and apparatus for multi-channel sensor interface with programmable gain, offset and bias (2019-04-23),

4. 10201053 - AC direct drive system for light emitting diodes with ultra-low flicker, low harmonic distortion, dimming compatibility and power line regulation (2019-02-05),

5. 10103728 - Adaptive body biasing in CMOS circuits to extend the input common mode operating range (2018-10-16),

6. 10060773 - Method and apparatus for multi-channel sensor interface with programmable gain, offset and bias (2018-08-28),

7. 10056890 - Digital controlled oscillator based clock generator for multi-channel design (2018-08-21),

8. 9829356 - Method and apparatus for multi-channel sensor interface with programmable gain, offset and bias (2017-11-28),

9. 9020087 - All digital burst-mode clock and data recovery (CDR) (2015-04-28),

10. 8868674 - Streaming and bulk data transfer transformation with context switching (2014-10-21),

11. 8867682 - Dejitter (desynchronize) technique to smooth gapped clock with jitter/wander attenuation using all digital logic (2014-10-21),

12. 8810981 - Sequential electrostatic discharge (ESD)-protection employing cascode NMOS triggered structure (2014-08-19),

13. 8536842 - Sensorless self-tuning digital current programmed mode (CPM) controller with multiple parameter estimation and thermal stress equalization (2013-09-17),

14. 8525502 - Digital pulse-frequency modulation controller for switch-mode power supplies with frequency targeting and ultrasonic modes (2013-09-03),

15. 8476882 - Reference voltage based equivalent series resistance (ESR) emulation for constant on-time (COT) control of buck regulators (2013-07-02),

Exar Corporation is a leading provider of mixed-signal semiconductor products and solutions. With a diverse product portfolio that includes power management, connectivity, and communications products, Exar serves a wide range of industries such as automotive, industrial, consumer electronics, and telecommunications. Through innovation and a commitment to customer satisfaction, Exar has built a strong reputation in delivering high-quality, reliable semiconductor solutions for demanding applications.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 30 2025

190 Patents

#11 in Fremont, CA

#481 in California

#2,086 in US

#4,302 in the World

Fremont, CA, United States of America

Exar Corporation

Forward Citations = 2,219

131 inventors:

Bahram Fotouhi (19 out of 27 patents)

Roubik Gregorian (10 out of 18 patents)

Hung Pham Le (10 out of 11 patents)

4. Aleksandar Prodic (7 out of 33 patents)

5. Kent Kernahan (7 out of 55 patents)

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