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For the Inventor, By the Inventor

Saint Michael, Barbados

Xantrex International


USPTO Granted Patents = 26


Trademarks = 9

Forward Citations = 715

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28 inventors (with patents filed for the assignee):

goldMedal Alexander Jeffrey Feldman (13 out of 37 patents)

silverMedal Robbie Gordon Roberts (12 out of 32 patents)

bronzeMedal Tony Ziccardi (10 out of 11 patents)

4.  Marius George Hriscu (10 out of 10 patents)

5.  Lawrence C Neill (10 out of 10 patents)

6.  Matthew Sean Kuzminski (9 out of 9 patents)

7.  Timothy Donald Attridge (9 out of 9 patents)

8.  Neena Rahemtulla (8 out of 8 patents)

9.  Peter Tai Kwong Cheung (7 out of 7 patents)

10.  Grant Iverson Dunbar (5 out of 5 patents)

11.  Robert Bruce Prior (5 out of 5 patents)

12.  John Hung (4 out of 39 patents)

13.  David Eli Miller (4 out of 4 patents)

14.  Brian Jacob Ulrich (3 out of 3 patents)

15.  Thomas Michael Unger (2 out of 3 patents)


Core Competencies:
Power Factor Control
Battery Charger
Inverter
Portable Power Supply
Charge Measurement
Backup Power Device
Duty Cycle Controller
Mobile Power Source
Phase Shift Protection
Temperature Sensor
Vehicle Mountable Inverter
Compact Power Inverter

26 patents:

1. 7660139 - Output power factor control of pulse-width modulated inverter (2010-02-09),
2. 7560902 - Duty cycle controller for high power factor battery charger (2009-07-14),
3. D585367 - Portable electronics battery charger (2009-01-27),
4. D580354 - Universal portable-device charger (2008-11-11),
5. D579870 - Portable backup power device (2008-11-04),
6. D554584 - Mobile power source (2007-11-06),
7. 7282813 - AC power backfeed protection based on phase shift (2007-10-16),
8. 7279866 - Charger/jumper method and apparatus (2007-10-09),
9. D542733 - Charge measurement device (2007-05-15),
10. D542221 - Portable backup power supply (2007-05-08),
11. 7196494 - Method and apparatus for charging batteries in a system of batteries (2007-03-27),
12. D538741 - Vehicle mountable inverter (2007-03-20),
13. D535574 - Temperature sensor (2007-01-23),
14. D534119 - Battery charger (2006-12-26),
15. D530271 - Portable power pack (2006-10-17),
Company Overview
Xantrex International, headquartered in Saint Michael, Barbados, specializes in advanced power electronics and energy solutions. The company focuses on the development and manufacturing of high-quality inverters, battery chargers, and renewable energy systems, catering to both residential and commercial markets. With a commitment to innovation, Xantrex plays a significant role in the renewable energy sector, providing reliable products that enhance energy efficiency and sustainability across various applications.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 13 2026

26 Patents

#5 in Saint Michael

#9 in Barbados

#24,806 in the World

Saint Michael, BB
Saint Michael, Barbados

Xantrex International

Forward Citations = 715

28 inventors:

goldMedal Alexander Jeffrey Feldman (13 out of 37 patents)

silverMedal Robbie Gordon Roberts (12 out of 32 patents)

bronzeMedal Tony Ziccardi (10 out of 11 patents)

4.  Marius George Hriscu (10 out of 10 patents)

5.  Lawrence C Neill (10 out of 10 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Xantrex International. Retrieved from https://idiyas.com/company/xantrex-international

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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