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For the Inventor, By the Inventor

Livermore, CA, United States of America

Xantrex Technology Inc.


USPTO Granted Patents = 28

% Expired Patents = 17.9



Trademarks = 1

Forward Citations = 1,694

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20 inventors (with patents filed for the assignee):

goldMedal Richard Travis West (7 out of 27 patents)

silverMedal Rick West (6 out of 10 patents)

bronzeMedal Henry H Cutler (3 out of 3 patents)

4.  Djordje Garabandic (2 out of 6 patents)

5.  Jun Yin (2 out of 3 patents)

6.  Renjie Xu (2 out of 3 patents)

7.  Arthur F Dickerson (2 out of 4 patents)

8.  Raymond M Hudson (2 out of 3 patents)

9.  Amar Nanda (1 out of 4 patents)

10.  Alexander Jeffrey Feldman (1 out of 37 patents)

11.  Emanuel Serban (1 out of 3 patents)

12.  Zoran Miletic (1 out of 4 patents)

13.  Masautso Ngosi (1 out of 2 patents)

14.  Chi-Sheng Fan (1 out of 1 patent)

15.  Vincent Pierre Beauvais (1 out of 1 patent)


Core Competencies:
Photovoltaic Inverter
Power Converter
Grid-Tie Inverter
DC to AC Converter
Energy Control
Fault Detection
Transformerless Inverter
Bi-Directional Inverter
Renewable Energy
High Frequency Link
Battery Charger
Switching Loss Reduction

28 patents:

1. 8482893 - Integrated photovoltaic source circuit combiner and protection subsystem (2013-07-09),
2. 8467160 - Bipolar DC to AC power converter with DC ground fault interrupt (2013-06-18),
3. 8350414 - Semiconductor assisted DC load break contactor (2013-01-08),
4. 8258759 - Anti-islanding for grid-tie inverter using covariance estimation and logic decision maker (2012-09-04),
5. RE43572 - Bi-directional multi-port inverter with high frequency link transformer (2012-08-13),
6. 8167257 - Apparatus, method, and system for supporting an object (2012-05-01),
7. 8159178 - AC connected modules with line frequency or voltage variation pattern for energy control (2012-04-17),
8. 8155902 - Contactor status detection in power inverters (2012-04-10),
9. 8076907 - Method and apparatus for exporting power in a renewable energy system employing a battery charger (2011-12-13),
10. 8058958 - Device and method for eliminating transformer excitation losses (2011-11-15),
11. RE42039 - DC to AC inverter with single-switch bipolar boost circuit (2011-01-17),
12. RE41965 - Bi-directional multi-port inverter with high frequency link transformer (2010-11-29),
13. 7710752 - Transformerless utility-grid-interactive inverter (2010-05-04),
14. 7667610 - Producing an indication of solar panel condition based on age and actual power output (2010-02-23),
15. 7646275 - Device and method for eliminating transformer excitation losses (2010-01-12),
Xantrex Technology Inc. is a leading provider of advanced power electronics and energy solutions, specializing in the development and manufacturing of inverters, battery chargers, and power management systems. The company focuses on renewable energy applications, particularly in solar and energy storage systems, catering to both residential and commercial markets. Headquartered in Livermore, California, Xantrex is committed to innovation in energy efficiency and sustainability, contributing to the growing demand for clean energy technologies.
Profile summary based on public USPTO records.

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USPTO Data Jan 1 1976 - Sep 29 2026

Xantrex Technology Inc.
28 Patents

#11 in Livermore, CA

#2,845 in California

#11,997 in US

#23,244 in the World

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

Xantrex Technology Inc.

Forward Citations = 1,694

20 inventors:

goldMedal Richard Travis West (7 out of 27 patents)

silverMedal Rick West (6 out of 10 patents)

bronzeMedal Henry H Cutler (3 out of 3 patents)

4.  Djordje Garabandic (2 out of 6 patents)

5.  Jun Yin (2 out of 3 patents)

Please report any incorrect information to [email protected]
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