Patents

  Patent Number Title

1

10,069,430

MODULAR CONVERTER WITH MULTILEVEL

SUBMODULES Issue Date: September 4, 2018

2

8,446,743

Soft switching power electronic transformer 2013

3

8,169,179

Open-ended control circuit for electrical apparatus

4

7,869,236

Carrier-based pulse-width modulation (PWM) control for matrix converters

5

6,611,444

Zero voltage switching DC-DC converter

6

6,310,785

Zero voltage switching DC-DC converter

7

5,892,352

Synchronization of the switching action of hysteresis current controlled parallel connected power electronics systems

8

5,818,126

Power transfer controller

9

5,656,924

System and method for providing harmonic currents to a harmonic generating load connected to a power system

10

5,548,165

Hybrid filter for reducing distortion in a power system

11

5,499,178

System for reducing harmonics by harmonic current injection

12

5,345,375

System and method for reducing harmonic currents by current injection

13

5,343,079

Standby power supply with load-current harmonics neutralizer

14

5,334,877

Standby power supply with load-current harmonics neutralizer

15

5,172,009

Standby power supply with load-current harmonics neutralizer

16

4,855,888

Constant frequency resonant power converter with zero voltage switching

17

4,242,628

Wind energy conversion system

18

4,224,660

Composite filter for suppressing harmonic frequencies on electric power transmission lines

19

4,079,305

Power supply for high power loads

20

4,053,820

Active filter