Assignee profile:

Sanken Electric Co., Ltd.

City:

Country:

Japan

Published Applications:

91

Last publication date:

2011-10-27

Patent Grants:

91

Last grant date:

2013-03-19

Top Inventors for applications by Sanken Electric Co., Ltd.

These are the the leading inventors for applications assigned to Sanken Electric Co., Ltd.:

Recent patent applications by Sanken Electric Co., Ltd.

Sanken Electric Co., Ltd. based in , JP has been assigned the rights to these inventions. The list includes both Pending Applications and Patent Grants:

#1 | 2011-10-27 ✅ Patent 8,399,913 granted on 2013-03-19
US20110260777A1
Electricity

Monolithic integrated circuit

#2 | 2011-03-17 ✅ Patent 7,985,987 granted on 2011-07-26
US20110062438A1
Electricity

Field-effect semiconductor device

#3 | 2010-07-29 ✅ Patent 8,564,975 granted on 2013-10-22
US20100188874A1
Electricity

AC-DC converter

#4 | 2010-07-22 ✅ Patent 8,437,152 granted on 2013-05-07
US20100182808A1
Electricity

Switching power source device

#5 | 2010-06-24 ✅ Patent 7,872,315 granted on 2011-01-18
US20100155830A1
Electricity

Electronic switching device

#6 | 2010-06-24 ✅ Patent 7,999,289 granted on 2011-08-16
US20100155781A1
Electricity

Monolithic integrated circuit of a field-effect semiconductor device and a diode

#7 | 2010-06-24 ✅ Patent 8,125,004 granted on 2012-02-28
US20100155720A1
Electricity

Field-effect semiconductor device

#8 | 2010-04-29 ✅ Patent 7,924,077 granted on 2011-04-12
US20100102866A1
Electricity

Signal processing apparatus including latch circuit

#9 | 2010-01-21 ✅ Patent 7,859,017 granted on 2010-12-28
US20100012978A1
Electricity

Normally-off field-effect semiconductor device

#10 | 2009-09-24 ✅ Patent 7,863,678 granted on 2011-01-04
US20090236660A1
Electricity

Insulated-gate field-effect transistor

#11 | 2009-09-03 ✅ Patent 7,982,242 granted on 2011-07-19
US20090218598A1
Electricity

Warp-free semiconductor wafer, and devices using the same

#12 | 2009-08-27 ✅ Patent 7,868,355 granted on 2011-01-11
US20090212325A1
Electricity

Hetero field effect transistor and manufacturing method thereof

#13 | 2009-08-20 ✅ Patent 7,868,353 granted on 2011-01-11
US20090206363A1
Electricity

Solid-state switch capable of bidirectional operation

#14 | 2009-07-09 ✅ Patent 7,880,227 granted on 2011-02-01
US20090173995A1
Electricity

Trench semiconductor device of improved voltage strength

#15 | 2009-07-02 ✅ Patent 7,852,137 granted on 2010-12-14
US20090167411A1
Electricity

Normally-off electronic switching device for on-off control of electric circuit

#16 | 2009-06-25 ✅ Patent 7,982,240 granted on 2011-07-19
US20090159925A1
Electricity

Bidirectional electronic switch

#17 | 2009-05-14 ✅ Patent 7,923,738 granted on 2011-04-12
US20090121237A1
Electricity

LED array for microdisplays or like application

#18 | 2009-04-23 ✅ Patent 7,986,537 granted on 2011-07-26
US20090103335A1
Electricity

Overcurrent-protected switching-mode power supply

#19 | 2009-03-05 ✅ Patent 7,859,021 granted on 2010-12-28
US20090057720A1
Electricity

Field-effect semiconductor device

#20 | 2009-02-12 ✅ Patent 8,040,073 granted on 2011-10-18
US20090039800A1
Electricity

AC power supply system for balanced energization of a plurality of loads

#21 | 2009-01-08 ✅ Patent 7,615,452 granted on 2009-11-10
US20090008676A1
Electricity

Method of fabrication of normally-off field-effect semiconductor device

#22 | 2008-12-25 ✅ Patent 8,120,049 granted on 2012-02-21
US20080315232A1
Electricity

Light-emitting semiconductor device

#23 | 2008-12-18 ✅ Patent 7,897,497 granted on 2011-03-01
US20080308823A1
Electricity

Overvoltage-protected light-emitting semiconductor device, and method of fabrication

#24 | 2008-12-11 ✅ Patent 7,777,254 granted on 2010-08-17
US20080303064A1
Electricity

Normally-off field-effect semiconductor device

#25 | 2008-11-20 ✅ Patent 7,777,253 granted on 2010-08-17
US20080283870A1
Electricity

Field-effect semiconductor device

#26 | 2008-10-23 ✅ Patent 7,687,323 granted on 2010-03-30
US20080261340A1
Electricity

Surface-roughening method

#27 | 2008-10-16 ✅ Patent 7,709,931 granted on 2010-05-04
US20080251810A1
Electricity

Trenched semiconductor device

#28 | 2008-10-09 ✅ Patent 7,880,222 granted on 2011-02-01
US20080247148A1
Electricity

Semiconductor device having plural regions and elements with varying areas depending on the region

#29 | 2008-08-28 ✅ Patent 7,652,282 granted on 2010-01-26
US20080203382A1
Electricity

Semiconductor wafer, devices made therefrom, and method of fabrication

#30 | 2008-08-14 ✅ Patent 7,825,435 granted on 2010-11-02
US20080191216A1
Electricity

Diode-like composite semiconductor device

#31 | 2008-07-10 ✅ Patent 7,566,576 granted on 2009-07-28
US20080166828A1
Electricity

Gallium-containing light-emitting semiconductor device and method of fabrication

#32 | 2008-05-29 ✅ Patent 7,714,360 granted on 2010-05-11
US20080121876A1
Electricity

Surface-stabilized semiconductor device

#33 | 2008-05-22 ✅ Patent 7,612,550 granted on 2009-11-03
US20080116859A1
Physics

Dropper type regulator

#34 | 2008-02-28 ✅ Patent 7,696,733 granted on 2010-04-13
US20080049453A1
Electricity

Resonant switching power source device

#35 | 2008-02-26 ✅ Patent 7,336,470 granted on 2008-02-26
US10475064
-

Solenoid drive apparatus and drive method

#36 | 2007-12-20 ✅ Patent 7,659,553 granted on 2010-02-09
US20070290215A1
Electricity

Light-emitting semiconductor device protected against reflector metal migration

#37 | 2007-12-13 ✅ Patent 7,576,367 granted on 2009-08-18
US20070284606A1
Electricity

High-efficiency, overvoltage-protected, light-emitting semiconductor device

#38 | 2007-09-06 ✅ Patent 7,893,498 granted on 2011-02-22
US20070205442A1
Electricity

Semiconductor device

#39 | 2007-08-16 ✅ Patent 7,859,019 granted on 2010-12-28
US20070187718A1
Electricity

Normally-off field-effect semiconductor device

#40 | 2007-08-09 ✅ Patent 7,570,498 granted on 2009-08-04
US20070183171A1
Electricity

Switching power supply apparatus for correcting overcurrent detection point based on gradient of switching current

#41 | 2007-05-17 ✅ Patent 7,675,120 granted on 2010-03-09
US20070108533A1
Electricity

Integrated circuit having a multipurpose resistor for suppression of a parasitic transistor or other purposes

#42 | 2007-05-10 ✅ Patent 7,262,977 granted on 2007-08-28
US20070103946A1
Electricity

Switching-mode power supply having a synchronous rectifier

#43 | 2007-05-10 ✅ Patent 7,675,070 granted on 2010-03-09
US20070102711A1
Electricity

LED having a reflector layer of improved contact ohmicity

#44 | 2007-04-03 ✅ Patent 7,199,402 granted on 2007-04-03
US10013087
-

Semiconductor devices

#45 | 2006-11-30 ✅ Patent 7,304,356 granted on 2007-12-04
US20060267091A1
Electricity

IGBT or like semiconductor device of high voltage-withstanding capability

#46 | 2006-11-23 ✅ Patent 7,859,018 granted on 2010-12-28
US20060261356A1
Electricity

Semiconductor device having nitride semiconductor layer

#47 | 2006-10-26 ✅ Patent 7,212,417 granted on 2007-05-01
US20060239040A1
Electricity

Dual-mode switching DC-to-DC converter

#48 | 2006-09-21 ✅ Patent 7,187,564 granted on 2007-03-06
US20060209582A1
Electricity

Switching power supply unit

#49 | 2006-09-14 ✅ Patent 7,298,631 granted on 2007-11-20
US20060203521A1
Electricity

Switching power source apparatus

#50 | 2006-08-17 ✅ Patent 7,449,727 granted on 2008-11-11
US20060181828A1
Electricity

Overvoltage-protected light-emitting semiconductor device

#51 | 2006-08-10 ✅ Patent 7,671,375 granted on 2010-03-02
US20060175628A1
Electricity

Nitride-based semiconductor device of reduced voltage drop, and method of fabrication

#52 | 2006-08-10 ✅ Patent 7,323,723 granted on 2008-01-29
US20060175621A1
Electricity

Semiconductor light-emitting device using phosphors for performing wavelength conversion

#53 | 2006-08-03 ✅ Patent 7,120,036 granted on 2006-10-10
US20060171180A1
Electricity

Switching-mode power supply having a synchronous rectifier

#54 | 2006-08-03 ✅ Patent 7,193,867 granted on 2007-03-20
US20060171177A1
Electricity

DC converter

#55 | 2006-07-20 ✅ Patent 7,675,076 granted on 2010-03-09
US20060157730A1
Electricity

Nitride-based semiconductor device of reduced voltage drop

#56 | 2006-07-11 ✅ Patent 7,074,663 granted on 2006-07-11
US10890688
-

Method of making semiconductor device including a first set of windows in a mask with larger ratio of surface area than a second set of windows

#57 | 2006-06-29 ✅ Patent 7,491,983 granted on 2009-02-17
US20060138457A1
Electricity

Nitride-based semiconductor device of reduced current leakage

#58 | 2006-06-27 ✅ Patent 7,067,923 granted on 2006-06-27
US10726392
-

Semiconductor device having hall-effect and manufacturing method thereof

#59 | 2006-06-08 ✅ Patent 7,745,850 granted on 2010-06-29
US20060118824A1
Electricity

Nitride-based semiconductor device with reduced leakage current

#60 | 2006-05-18 ✅ Patent 7,532,488 granted on 2009-05-12
US20060104097A1
Electricity

DC converter

#61 | 2006-05-11 ✅ Patent 7,719,860 granted on 2010-05-18
US20060098462A1
Electricity

Power supply and its controlling method

#62 | 2006-03-16 ✅ Patent 7,272,018 granted on 2007-09-18
US20060056210A1
Electricity

Switching power supply device and method for controlling switching power supply device

#63 | 2006-03-16 ✅ Patent 7,315,461 granted on 2008-01-01
US20060056205A1
Electricity

Power supply device

#64 | 2006-01-26 ✅ Patent 7,405,951 granted on 2008-07-29
US20060018134A1
Electricity

Switching power supply device

#65 | 2006-01-19 ✅ Patent 7,251,146 granted on 2007-07-31
US20060013021A1
Electricity

Direct-current converter having active clamp circuit

#66 | 2006-01-05 ✅ Patent 7,498,609 granted on 2009-03-03
US20060001032A1
Electricity

Light-emitting semiconductor device of improved efficiency

#67 | 2005-12-27 ✅ Patent 6,979,844 granted on 2005-12-27
US10394687
-

Light-emitting semiconductor device and method of fabrication

#68 | 2005-12-08 ✅ Patent 7,176,660 granted on 2007-02-13
US20050269997A1
Electricity

Switching power source apparatus and power factor corrector

#69 | 2005-12-01 ✅ Patent 7,569,870 granted on 2009-08-04
US20050263791A1
Electricity

Gallium-nitride-based compound semiconductor device

#70 | 2005-11-10 ✅ Patent 7,064,966 granted on 2006-06-20
US20050248965A1
Electricity

Switching dc power supply

#71 | 2005-10-13 ✅ Patent 7,183,753 granted on 2007-02-27
US20050226015A1
Electricity

Power factor correction circuit

#72 | 2005-10-13 ✅ Patent 7,245,175 granted on 2007-07-17
US20050225373A1
Electricity

Semiconductor switch

#73 | 2005-10-06 ✅ Patent 7,352,599 granted on 2008-04-01
US20050219866A1
Electricity

Switching power source apparatus

#74 | 2005-09-15 ✅ Patent 7,221,128 granted on 2007-05-22
US20050201123A1
Electricity

Converter with start-up circuit

#75 | 2005-09-01 ✅ Patent 7,176,480 granted on 2007-02-13
US20050191778A1
Electricity

Light-emitting semiconductor device having a quantum well active layer, and method of fabrication

#76 | 2005-08-25 ✅ Patent 7,199,401 granted on 2007-04-03
US20050184300A1
Electricity

Light-emitting semiconductor device

#77 | 2005-08-04 ✅ Patent 7,173,311 granted on 2007-02-06
US20050168899A1
Electricity

Light-emitting semiconductor device with a built-in overvoltage protector

#78 | 2005-07-26 ✅ Patent 6,921,955 granted on 2005-07-26
US10745261
-

Noise-proof semiconductor device having a Hall effect element

#79 | 2005-07-14 ✅ Patent 7,271,579 granted on 2007-09-18
US20050151567A1
Physics

AC signal level detection circuit

#80 | 2005-07-07 ✅ Patent 6,972,970 granted on 2005-12-06
US20050146901A1
Electricity

Dc-to-dc converter

#81 | 2005-06-30 ✅ Patent 7,215,525 granted on 2007-05-08
US20050141161A1
Electricity

Overheat protector for a dc-to-dc converter or the like

#82 | 2005-06-02 ✅ Patent 7,186,620 granted on 2007-03-06
US20050118752A1
Electricity

Method of making substrates for nitride semiconductor devices

#83 | 2005-05-26 ✅ Patent 7,067,900 granted on 2006-06-27
US20050110075A1
Electricity

Insulated gate bipolar transistor having a reduced tail current and method of fabricating the same

#84 | 2005-05-26 ✅ Patent 7,087,933 granted on 2006-08-08
US20050110037A1
Electricity

Light-emitting semiconductor device and method of fabrication

#85 | 2005-05-26 ✅ Patent 7,456,435 granted on 2008-11-25
US20050110029A1
Electricity

Light-emitting semiconductor device

#86 | 2005-05-10 ✅ Patent 6,890,791 granted on 2005-05-10
US10813488
-

Compound semiconductor substrates and method of fabrication

#87 | 2005-03-31 ✅ Patent 7,202,640 granted on 2007-04-10
US20050068796A1
Electricity

Power factor improving circuit

#88 | 2005-03-31 ✅ Patent 7,135,755 granted on 2006-11-14
US20050067660A1
Electricity

Integrated semiconductor device providing for preventing the action of parasitic transistors

#89 | 2005-01-11 ✅ Patent 6,842,350 granted on 2005-01-11
US10858432
-

Dc-to-dc converter with flyback period detector circuit

#90 | 2005-01-11 ✅ Patent 6,842,353 granted on 2005-01-11
US10855030
-

Switching power supply, and a method of driving the same

#91 | 2005-01-11 ✅ Patent 6,841,989 granted on 2005-01-11
US10166203
-

Hall-effect current detector

AssigneeID:

361860 ⎘