DELTA ELECTRONICS, INC.
Patent Owner
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- 15 1,290 total patents issued
- 1,998 Total Apps Published
- May 07, 2013 most recent publication
Details
- 1,290 Issued Patents
- 408 Issued in last 3 years
- 512 Published in last 3 years
- 5,850 Total Citation Count
- Jun 09, 1978 Earliest Filing
- 87 Expired/Abandoned/Withdrawn Patents
Technologies
Intl Class
Technology
# of Patents
Rank
Top Patents (by citation)
Patent #
Title
Filing Date
Issue Date
Intl Class
Cited #
5,736,842
Technique for reducing rectifier reverse-recovery-related losses in high-voltage high power converters
Jul 11, 96
Apr 07, 98
[G05F, H02M]
84
5,099,181
Pulse-width modulation speed controllable DC brushless cooling fan
May 03, 91
Mar 24, 92
[H02K]
71
6,934,167
Contactless electrical energy transmission system having a primary side current feedback control and soft-switched secondary side rectifier
May 01, 03
Aug 23, 05
[H02M]
51
5,991,172
AC/DC flyback converter with improved power factor and reduced switching loss
Mar 02, 98
Nov 23, 99
[H02M]
51
6,739,723
Polarization recapture system for liquid crystal-based data projectors
Dec 07, 01
May 25, 04
[H04N, G03B, G02F]
49
6,081,425
Miniaturizing power supply system for portable computers by improving heat dissipation therein
Jan 02, 99
Jun 27, 00
[G06F]
42
6,244,818
Fan guard structure for additional supercharging function
Aug 17, 99
Jun 12, 01
[F04D, F01D]
36
Recent Publications
Publication #
Title
Filing Date
Pub Date
Intl Class
2013/0104,568
MAGNETIC COOLING DEVICE AND MAGNETOCALORIC MODULE THEREOF
Oct 31, 12
May 02, 13
[F25B]
2013/0106,190
POWER SUPPLY SYSTEM WITH AUTOMATIC TRANSFER FUNCTION AND METHOD OF CONTROLLING THE SAME
Jan 03, 12
May 02, 13
[H02J]
2013/0110,786
DISTRIBUTED FILE SYSTEM AND METHOD OF SELECTING BACKUP LOCATION FOR THE SAME
Oct 30, 12
May 02, 13
[G06F]
2013/0093,397
ARRAY-TYPE BATTERY POWER MANAGEMENT APPARATUS AND BATTERY POWER INTEGRATION UNITS THEREOF
Feb 14, 12
Apr 18, 13
[H02J]
2013/0094,265
INTEGRATED INVERTER APPARATUS AND METHOD OF OPERATING THE SAME
Jul 05, 12
Apr 18, 13
[H02M]
2013/0094,981
PASSIVE DRIVE MOTORS AND PASSIVE FANS FOR USE THEREWITH
Sep 06, 12
Apr 18, 13
[F04D, H02K]
Recent Patents
Patent #
Title
Filing Date
Issue Date
Intl Class
8,436,557
Ballast control circuit and ballast control method for gas discharge lamp
Mar 28, 11
May 07, 13
[H05B]
8,436,562
Bi-power motor controlling system and motor controlling apparatus thereof
May 05, 10
May 07, 13
[H02P]
8,425,046
Cooling device for a projection apparatus and said projection apparatus
Apr 28, 10
Apr 23, 13
[G03B]
8,426,963
Power semiconductor package structure and manufacturing method thereof
Apr 11, 11
Apr 23, 13
[H01L]
8,419,495
Switchable particle-based display and method of manufacturing same
Jun 24, 11
Apr 16, 13
[H01J]
Top Inventors for This Owner
Inventor Name
Address
Patent #