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West Kingston, RI, United States of America

American Power Conversion Corporation

USPTO Granted Patents = 328

EPO Patents = 26

Trademarks = 21

Forward Citations = 11,228

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273 inventors (with patents filed for the assignee):

Neil Rasmussen (28 out of 39 patents)

John H Bean, Jr (26 out of 54 patents)

James S Spitaels (22 out of 51 patents)

4. William E Ziegler (22 out of 39 patents)

5. Mark H Germagian (19 out of 20 patents)

6. Henning Roar Nielsen (16 out of 27 patents)

7. James William VanGilder (14 out of 52 patents)

8. David A Colucci (13 out of 20 patents)

9. Michael R Primm (12 out of 23 patents)

10. Daniel C Cohen (12 out of 36 patents)

11. Damir Klikic (11 out of 41 patents)

12. James R Fink (11 out of 13 patents)

13. Meng-Chang Liu (11 out of 13 patents)

14. Richard J Johnson (10 out of 10 patents)

15. Rollie R Johnson (10 out of 11 patents)

Core Competencies:

Data Center Cooling

Intelligent Venting

Energy Reduction

AC-to-DC Conversion

Battery Life Estimation

Power Factor Correction

Air Containment Zone

UPS Technology

Cooling Performance Prediction

Modular UPS

Power Load Optimization

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328 patents: Sort by Forward Citations

1. RE45111 - IT equipment cooling (2014-09-08),

2. 8780555 - Data center cooling (2014-07-15),

3. 8596079 - Intelligent venting (2013-12-03),

4. 8563196 - Racked power supply ventilation (2013-10-22),

5. 8521336 - Energy reduction (2013-08-27),

6. 8492928 - AC-to-DC conversion (2013-07-23),

7. 8432690 - Data center cooling (2013-04-30),

8. 8407018 - Battery life estimation (2013-03-26),

9. 8405372 - Method and apparatus for providing a power factor correction (PFC) compatible solution for nonsinusoidal uninterruptible power supply (UPS) (2013-03-26),

10. 8360833 - Method and apparatus for attachment and removal of fans while in operation and without the need for tools (2013-01-29),

11. 8355890 - System and method for predicting maximum cooler and rack capacities in a data center (2013-01-15),

12. 8353492 - Equipment enclosure kit and assembly method (2013-01-15),

13. 8347641 - Sub-cooling unit for cooling system and method (2013-01-08),

14. 8344551 - 3-phase high-power UPS (2013-01-01),

15. 8331065 - Method and apparatus for improving the performance of an inverter (2012-12-11),

American Power Conversion Corporation (APC) is a leading provider of global end-to-end infrastructure availability solutions. APC's comprehensive portfolio of Uninterruptible Power Supply (UPS) systems, surge protective devices, power conditioning equipment, racks and enclosures, cooling solutions, and management software enable customers worldwide to protect their critical data and equipment from power outages, surges, and other electrical disturbances. With a strong focus on innovation and customer satisfaction, APC has been trusted by businesses and individuals alike for over four decades.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 30 2025

328 Patents

#1 in West Kingston, RI

#4 in Rhode Island

#1,302 in US

#2,670 in the World

West Kingston, RI, United States of America

American Power Conversion Corporation

Forward Citations = 11,228

273 inventors:

Neil Rasmussen (28 out of 39 patents)

John H Bean, Jr (26 out of 54 patents)

James S Spitaels (22 out of 51 patents)

4. William E Ziegler (22 out of 39 patents)

5. Mark H Germagian (19 out of 20 patents)

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