Inventor

Wei Zhang

Inventor

Shanghai, CN

Overview

50→

Patents

2005–2021

Patent span

Electricity

Primary field (CPC H)

Patents· 50 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

H05Bprimary

H05BElectric heating16%

G06FElectric digital data processing12%

Y02BClimate change mitigation technologies related to buildings, e.g. housing, house appliances or related end-user applications12%

H02MApparatus for conversion between ac and ac, between ac and dc, or between dc and dc, and for use with mains or similar power supply systems10%

G06QInformation and communication technology [ict] specially adapted for administrative, commercial, financial, managerial or supervisory purposes9%

H04LTransmission of digital information, e.g. telegraphic communication8%

LOC064%

H04WWireless communication networks3%

F25DRefrigerators2%

H05KPrinted circuits2%

PatentTitleYear

11,025,465Preamble symbol receiving method and device2021 10,985,003Analysis method for determining halogens in geological samples by ICP-MS2021 10,796,079Generating a page layout based upon analysis of session variables with respect to a client device2020 10,783,643Segmentation-based damage detection2020 D0870697Bluetooth headset2019 10,511,933Travel recommendations on online social networks2019 10,508,855Refrigerator2019 10,315,351Apparatus and method for improving production efficiency of crystallizer bottleneck cooling2019 10,306,971Convertible bullet-proof backpack2019 10,143,271Smart watch and automatic wearing method thereof2018 10,111,284Light driving circuit2018 10,006,694Refrigerator2018 9,990,191Cloud-based localization platform2018 9,968,481User friendly female condom and applicator2018 9,961,772Integrated power electronics assembly module2018 9,954,429Converter and voltage clamp circuit therein2018 9,940,659Category preferred layout for items in an electronic marketplace2018 9,859,816'Method for controlling modulation wave and three-phase three-wire three-level circuit'2018 9,847,707Converter2017 9,820,094'Travel recommendations on online social networks'2017 9,781,804'Light regulating apparatus with feed forward compensation and light regulating method thereof'2017 9,772,840'Cloud-based localization platform'2017 9,489,128'Soft keyboard with size changeable keys for a smart phone'2016 9,343,970'Converter and method for reducing a voltage of node thereof'2016 9,343,975'Power converter and method of stabling voltage gain'2016 9,336,943'Transformer'2016 9,131,588'Discharge lamp system and controlling method of the same'2015 9,026,994'Cloud-based localization platform'2015 8,917,035'Voltage regulation circuit and light emitting didoe driving apparatus having the same'2014 8,901,840'Lamp ignition system and lamp ignition method'2014 8,866,411'Current control discharge lamp system and method for controlling current of discharge lamp'2014 8,810,143'Dimmer system and control system and method thereof'2014 8,773,039'Discharge lamp system, method and apparatus of controlling the transition time of discharge lamp current change'2014 8,749,171'Lighting apparatus and control method thereof'2014 8,742,678'Discharge lamp system for constant power control and controlling method of the same'2014 8,729,818'Driving circuit structure for light emitting diodes'2014 8,723,435'Illumination apparatus, electronic ballast therein and method for protecting the same'2014 8,710,758'Dimmer system and damper circuit thereof'2014 8,593,403'Pointing stick device'2013 8,566,157'Media orchestration descriptor with an audit policy'2013 8,395,286'Linear vibrator'2013 8,159,142'Ballast being capable of saving the use of internal connection terminals'2012 8,049,441'Ballast circuit'2011 D0585676'Height-adjustable armrest'2009 D0585675'Curved headrest frame'2009 D0585677'Triangular armrest'2009 D0585222'Arched armrest'2009 D0555885'Shoe bottom'2007 7,016,374'Dual mode ISDN S/U interface converter'2006 6,853,578'Pulse driven single bit line SRAM cell'2005

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2007–2019Patents assigned to ZHANG WEI (8)· patent assignee history

2009Based in Foshan, CN· patent location history

2011–2021Based in Shanghai, CN· patent location history

2012–2015Patents assigned to ZHANG WEI-QIANG (12)· patent assignee history

2012–2015Patents assigned to YING JIAN-PING (10)· patent assignee history

2014–2018Patents assigned to DELTA ELECTRONICS SHANGHAI CO (16)· patent assignee history

2014–2015Patents assigned to ZHANG QI (7)· patent assignee history

2015–2018Based in Sammamish, WA, US· patent location history

2016–2020Based in Issaquah, WA, US· patent location history

2018–2019Based in Hefei, CN· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
DELTA ELECTRONICS SHANGHAI CO	16	2014–2018
ZHANG WEI-QIANGself	12	2012–2015
YING JIAN-PING	10	2012–2015
ZHANG WEIself	8	2007–2019
ZHANG QI	7	2014–2015

Locations

Location	Patents	Span
Shanghai, CN	20	2011–2021
Foshan, CN	4	2009
Issaquah, Washington, US	3	2016–2020
Sammamish, Washington, US	3	2015–2018
Hefei, CN	2	2018–2019