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Inventor

Yi Zhang

Inventor
Shanghai, CN

Overview

19→
Patents
1998–2021
Patent span
Electricity
Primary field (CPC H)

Patents· 19 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 systems22%
H02PControl or regulation of electric motors, electric generators or dynamo-electric converters11%
G01RMeasuring electric variables9%
Y02BClimate change mitigation technologies related to buildings, e.g. housing, house appliances or related end-user applications9%
G06FElectric digital data processing4%
Y02EReduction of greenhouse gas [ghg] emissions, related to energy generation, transmission or distribution4%
Y02PClimate change mitigation technologies in the production or processing of goods4%
A61KPreparations for medical, dental or toiletry purposes2%
A61PSpecific therapeutic activity of chemical compounds or medicinal preparations2%
C07DHeterocyclic compounds2%
PatentTitleYear
11,040,981Pyrrolotriazine compounds and methods of inhibiting TAM kinases202111,030,271Content caching for fast load time202111,024,078Systems and methods compression, transfer, and reconstruction of three-dimensional (3D) data meshes202110,153,706Precharge device applied in flying capacitor type multi-level converter circuit and frequency converter having the precharge device201810,056,821Power conversion system and method for suppressing the common-mode voltage thereof20189,989,586Converter circuit and open-circuit detection method of the same20189,960,592Short-circuit detection device and method used in inverter circuit20189,899,910'Bridgeless PFC power converter with reduced EMI noise'20189,797,932'Voltage sampling system'20179,667,178'Variable frequency speed control system and method of the same'20179,658,258'Power conversion system and voltage sampling device thereof'20179,602,019'Voltage-adjusting device and method in power conversion system'20179,564,720'Retractable power plug'20179,231,406'Mid-voltage variable-frequency driving system and total harmonic distortion compensation control method'20168,971,068'Three-phase rectification module, the system thereof and harmonic suppression method'20158,811,048'Medium voltage variable frequency driving system'20148,522,544'Oceanic wave energy utilization system'20136,674,320'System and method for orthogonal inductance variation'20045,818,214'Buck regulator circuit'1998

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1998–2004Based in El Segundo, CA, US· patent location history
2013–2016Patents assigned to ZHANG YI (4)· patent assignee history
2014–2018Patents assigned to DELTA ELECTRONICS SHANGHAI CO (10)· patent assignee history
2014–2016Patents assigned to CHEN WEI (3)· patent assignee history
2014–2016Patents assigned to PU BO-YU (2)· patent assignee history
2014–2018Based in Shanghai, CN· patent location history
2017–2018Based in Shenzhen, CN· patent location history
2018Patents assigned to DELTA ELECTRONICS INC (1)· patent assignee history
2021Based in Belmont, MA, US· patent location history
2021Based in Bothell, WA, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
DELTA ELECTRONICS SHANGHAI CO102014–2018
ZHANG YIself42013–2016
CHEN WEI32014–2016
PU BO-YU22014–2016
DELTA ELECTRONICS INC12018
Locations
LocationPatentsSpan
Shanghai, CN102014–2018
Shenzhen, CN22017–2018
El Segundo, California, US21998–2004
Belmont, Massachusetts, US12021
Bothell, Washington, US12021