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Inventor

Zhiqiang Sun

Inventor
Shanghai, CN

Overview

39→
Patents
2014–2021
Patent span
Electricity
Primary field (CPC H)

Patents· 39 as inventor

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

H02Mprimary
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 systems18%
B65HHandling thin or filamentary material, e.g. sheets, webs, cables14%
G07DHandling of coins or valuable papers, e.g. testing, sorting by denominations, counting, dispensing, changing or depositing14%
H02HEmergency protective circuit arrangements8%
C03CChemical composition of glasses, glazes or vitreous enamels3%
C23CCoating metallic material3%
F24SSolar heat collectors3%
G07FCoin-freed or like apparatus3%
G09GArrangements or circuits for control of indicating devices using static means to present variable information3%
H03FAmplifiers3%
PatentTitleYear
11,092,848Backlight module frame, backlight module, display module, and display device202111,081,030Shift register circuit and drive method thereof, scan drive circuit and display device202110,811,955System and method providing over current protection based on duty cycle information for power converter202010,749,479Amplification systems and methods with distortion reductions202010,634,387Solar selective absorbing coating and preparation method thereof202010,615,684System and method providing over current protection based on duty cycle information for power converter202010,586,879Spectrally selective solar absorbing coating and a method for making it202010,581,315System and method providing over current protection based on duty cycle information for power converter202010,530,242System and method providing over current protection based on duty cycle information for power converter202010,483,838System and method providing over current protection based on duty cycle information for power converter201910,361,623System and method providing over current protection based on duty cycle information for power converter201910,287,125Banknote rolling-out control method and apparatus, and banknote storage device201910,277,110System and method providing over current protection based on duty cycle information for power converter201910,243,448System and method providing over current protection based on duty cycle information for power converter201910,214,376Sheet medium flattening device and financial self-service device201910,211,741Systems and methods for voltage regulation of primary side regulated power conversion systems with compensation mechanisms201910,199,943Systems and methods for voltage regulation of primary side regulated power conversion systems with compensation mechanisms201910,167,160Temporary paper money storage device and control method thereof201910,140,799Device for detecting foreign object attached on surface of sheet-like medium201810,097,080System and method providing over current protection based on duty cycle information for power converter201810,055,922Banknote position detection device201810,027,222System and method providing over current protection based on duty cycle information for power converter201810,003,271Systems and methods for constant voltage control and constant current control20189,903,399'Simple locking device'20189,842,452'Banknote jam determination system and method'20179,825,533'Systems and methods for voltage regulation of primary side regulated power conversion systems with compensation mechanisms'20179,692,306'Systems and methods for voltage regulation of primary side regulated power conversion systems with compensation mechanisms'20179,670,025'Temporary banknote storage device and method for improving coiling block storage capacity'20179,670,024'Paper money temporary storage device and paper money storage method therefor'20179,569,909'Portable drum-type banknote box and ATM'20179,553,501'System and method providing over current protection based on duty cycle information for power converter'20179,542,790'Cash recycling system and banknote separating device thereof'20179,544,461'Device for acquiring image of slice medium'20179,148,061'Systems and methods for constant voltage control and constant current control'20159,000,056'Method for producing methane by catalytic gasification of coal and device thereof'20158,981,832'Amplification systems and methods with distortion reductions'20158,851,473'Sheet article separating mechanism and control method and control system thereof'20148,824,173'Systems and methods for constant voltage control and constant current control'20148,807,316'Banknote processing system and method'2014

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2014–2020Patents assigned to ON BRIGHT ELECTRONICS SHANGHAI CO LTD (15)· patent assignee history
2014–2019Patents assigned to GRG BANKING EQUIPMENT CO LTD (14)· patent assignee history
2014–2015Patents assigned to SUN ZHIQIANG (5)· patent assignee history
2014–2020Based in Shanghai, CN· patent location history
2014Based in Guangzhou, CN· patent location history
2015Based in Hebei, CN· patent location history
2017–2019Based in Guangdong, CN· patent location history
2020–2021Based in Beijing, CN· patent location history
2021Patents assigned to BEIJING BOE DISPLAY TECH CO (2)· patent assignee history
2021Patents assigned to BOE TECHNOLOGY GROUP CO LTD (2)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
ON BRIGHT ELECTRONICS SHANGHAI CO LTD152014–2020
GRG BANKING EQUIPMENT CO LTD142014–2019
SUN ZHIQIANGself52014–2015
BEIJING BOE DISPLAY TECH CO22021
BOE TECHNOLOGY GROUP CO LTD22021
Locations
LocationPatentsSpan
Shanghai, CN202014–2020
Guangdong, CN122017–2019
Beijing, CN42020–2021
Hebei, CN12015
Guangzhou, CN12014