RICHTEK TECHNOLOGY CORPORATION
Patent Owner
Stats
- 454 US PATENTS IN FORCE
- 19 US APPLICATIONS PENDING
- Mar 06, 2018 most recent publication
Details
- 454 Issued Patents
- 0 Issued in last 3 years
- 0 Published in last 3 years
- 8,909 Total Citation Count
- Jan 22, 2002 Earliest Filing
- 284 Expired/Abandoned/Withdrawn Patents
Patent Activity in the Last 10 Years
Technologies
Intl Class
Technology
Matters
Rank in Class
Top Patents (by citation)
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Recent Publications
Publication #
Title
Filing Date
Pub Date
Intl Class
2018/0004,233 FLUID DISPENSER, FLUID DISPENSATION CONTROL DEVICE, AND FLUID DISPENSATION ABNORMAL STATUS MONITORAug 26, 16Jan 04, 18[F16K, B05B, G05D, B67D]
2017/0343,610 METHOD OF ESTIMATING THE STATE OF CHARGE OF A BATTERY AND SYSTEM THEREOFAug 15, 17Nov 30, 17[H02J, G01R]
2017/0328,800 COMBO MICRO-ELECTRO-MECHANICAL SYSTEM DEVICE AND MANUFACTURING METHOD THEREOFJul 13, 17Nov 16, 17[G01L, B81B]
2017/0201,101 MOBILE DEVICE CHARGER FOR CHARGING MOBILE DEVICE AND RELATED ADAPTIVE CHARGING VOLTAGE GENERATORFeb 02, 16Jul 13, 17[H02J]
2017/0196,055 LIGHT EMITTING DEVICE DRIVER CIRCUIT AND DRIVING METHOD OF LIGHT EMITTING DEVICE CIRCUITJul 22, 16Jul 06, 17[H05B]
2017/0085,131 RESONANT WIRELESS POWER TRANSMITTER CIRCUIT AND CONTROL CIRCUIT AND CONTROL METHOD THEREOFApr 10, 16Mar 23, 17[H02J, H03H]
2016/0352,232 POWER CONVERTER AND CONTROL CIRCUIT AND STANDBY POWER SAVING METHOD THEREOFMay 12, 16Dec 01, 16[H02M]
2016/0336,808 RESONANT WIRELESS POWER RECEIVER CIRCUIT AND CONTROL CIRCUIT AND WIRELESS POWER CONVERSION METHOD THEREOFMay 02, 16Nov 17, 16[H02J, H02M]
2016/0336,811 RESONANT WIRELESS POWER RECEIVER CIRCUIT AND CONTROL CIRCUIT AND WIRELESS POWER CONVERSION METHOD THEREOFMay 13, 16Nov 17, 16[H02J, H02M]
2016/0329,730 MOBILE DEVICE CHARGING SYSTEM AND RELATED ADAPTIVE POWER CONVERTER AND CHARGING CONTROL CIRCUITMay 05, 16Nov 10, 16[H02J]
Recent Patents
Patent #
Title
Filing Date
Issue Date
Intl Class
9912224 Power supply system and short circuit and/or bad connection detection method thereof, and power converter thereofJun 10, 15Mar 06, 18[H02M, H02H]
9899883 Wireless power transfer system having positioning function and positioning device and method thereforJan 09, 15Feb 20, 18[H02J, H01F]
9858225 USB type-C cable and method for reading/writing a chip in a USB type-C cableDec 22, 15Jan 02, 18[G06F, G06K]
9853099 Double diffused metal oxide semiconductor device and manufacturing method thereofApr 18, 17Dec 26, 17[H01L]
9853486 Resonant wireless power receiver circuit and control method thereofFeb 10, 16Dec 26, 17[H02J]
9853505 Resonant wireless power receiver circuit and control circuit and wireless power conversion method thereofMay 02, 16Dec 26, 17[H02J, H02M, H01F]
Expired/Abandoned/Withdrawn Patents
Patent #
Title
Status
Filing Date
Issue/Pub Date
Intl Class
2017/0237,353 METHOD FOR CONROLLING ON TIME OF POWER SWITCH IN POWER CONVERTERAbandonedMay 04, 17Aug 17, 17[H02M]
2017/0030,741 MICRO-ELECTRO-MECHANICAL SYSTEM DEVICE WITH ELECTRICAL COMPENSATION AND READOUT CIRCUIT THEREOFAbandonedMar 01, 16Feb 02, 17[G01D]
2016/0365,994 FREQUENCY-MODULATED CARRIER RECEIVER USING INJECTION-LOCKED OSCILLATORAbandonedJun 10, 15Dec 15, 16[H04L]
2016/0025,779 METHOD AND CIRCUIT FOR CONFIRMING CORRECTNESS OF SIGNAL AND CHARGING SYSTEM USING SAMEAbandonedJul 07, 15Jan 28, 16[H02J, G01R]
2016/0018,468 METHOD OF ESTIMATING THE STATE OF CHARGE OF A BATTERY AND SYSTEM THEREOFAbandonedFeb 10, 15Jan 21, 16[G01R]
2016/0018,469 METHOD OF ESTIMATING THE STATE OF CHARGE OF A BATTERY AND SYSTEM THEREOFAbandonedJul 14, 15Jan 21, 16[G01R]
2016/0005,674 INTEGRATED CIRCUIT ASSEMBLY AND INTEGRATED CIRCUIT PACKAGING STRUCTUREAbandonedOct 22, 14Jan 07, 16[H01L]
2015/0366,032 RETAINING CIRCUIT AND LIGHT EMITTING DEVICE DRIVER CIRCUIT WITH RETAINING CIRCUITAbandonedSep 10, 14Dec 17, 15[H05B]
2015/0349,690 Driving Signal Generator and Method of Generating Driving SignalAbandonedJul 19, 14Dec 03, 15[H02P]
2015/0340,944 LIGHT EMITTING DEVICE DRIVER CIRCUIT, CURRENT RIPPLE REJECTER THEREIN, AND CURRENT RIPPLE REJECTION METHOD THEREFORAbandonedMay 07, 15Nov 26, 15[H02M, H05B]
2015/0260,593 MIRCO-ELECTRO-MECHANICAL SYSTEM PRESSURE SENSOR AND MANUFACTURING METHOD THEREOFAbandonedJul 11, 14Sep 17, 15[G01L, B81C, B81B]
2015/0189,427 DEVICE AND METHOD FOR GENERATING DRIVING SIGNAL OF LOUDSPEAKERAbandonedJun 13, 14Jul 02, 15[H04R]
2015/0154,904 LIGHT EMITTING DEVICE CONTROL CIRCUIT AND CONTROL METHOD THEREOFAbandonedNov 27, 14Jun 04, 15[H05B, G09G]
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