Fei Ma

Person

Malden, MA, US

People

Patents Grantslast 30 patents

Information Patent Grant
Single ended forward DC-to-DC converter providing enhanced resettin...
- Patent number 6,278,621
- Issue date Aug 21, 2001
- International Power Devices, Inc.
- Gang Xia
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Single ended forward DC-to-DC converter providing enhanced resettin...
- Patent number 6,141,224
- Issue date Oct 31, 2000
- International Power Devices, Inc.
- Gang Xia
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Single ended forward DC-to-DC converter providing enhanced resettin...
- Patent number 5,986,899
- Issue date Nov 16, 1999
- International Power Devices, Inc.
- Gang Xia
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Planar transformer
- Patent number 5,949,321
- Issue date Sep 7, 1999
- International Power Devices, Inc.
- Paul E. Grandmont
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Single ended forward DC-to-DC converter providing enhanced resettin...
- Patent number 5,886,881
- Issue date Mar 23, 1999
- International Power Devices, Inc.
- Gang Xia
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Single ended forward DC-to-DC converter providing enhanced resettin...
- Patent number 5,781,420
- Issue date Jul 14, 1998
- International Power Devices, Inc.
- Gang Xia
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Planar transformer
- Patent number 5,781,093
- Issue date Jul 14, 1998
- International Power Devices, Inc.
- Paul E. Grandmont
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
DC-DC converters
- Patent number 5,636,107
- Issue date Jun 3, 1997
- International Power Devices, Inc.
- Qun Lu
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER

Person

Patents Grantslast 30 patents

Single ended forward DC-to-DC converter providing enhanced resettin...

Single ended forward DC-to-DC converter providing enhanced resettin...

Single ended forward DC-to-DC converter providing enhanced resettin...

Planar transformer

Single ended forward DC-to-DC converter providing enhanced resettin...

Single ended forward DC-to-DC converter providing enhanced resettin...

Planar transformer

DC-DC converters