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Inventor

Leping Zhang

Inventor
Tianjin, CN

Overview

11→
Patents
2013–2021
Patent span
Mechanical engineering
Primary field (CPC F)

Patents· 11 as inventor

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

F25Bprimary
F25BRefrigeration machines, plants or systems15%
G01NInvestigating or analysing materials by determining their chemical or physical properties11%
F04CRotary-piston, or oscillating-piston, positive-displacement machines for liquids7%
F16NLubricating7%
H01LSemiconductor devices7%
H10KOrganic electric solid-state devices7%
F01CRotary-piston or oscillating-piston machines or engines4%
F01MLubricating of machines or engines in general4%
F04BPositive-displacement machines for liquids4%
G01DMeasuring not specially adapted for a specific variable4%
PatentTitleYear
11,011,586Display substrate and a display apparatus202111,004,905Display panel and display device202110,917,336Routing device with independent service subsystem202110,739,327Apparatus and method for monitoring the quality of a lubricant in a compressor202010,557,651Oil-gas balancing apparatus and compressor system with the same202010,309,978Sample rack moving mechanism, sample rack conveying device and sample analyzing equipment201910,030,898Oil balancing apparatus and refrigeration system with oil balancing apparatus20189,657,975'Oil balancing apparatus and refrigeration device'20179,117,389'Dome-screen device, dome-screen playing system and image generation method thereof'20159,018,938'Integrated device suspended at high voltage potential for power energy metering and protection of distribution network'20158,470,243'Sample plate for a biochemical analyzer'2013

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2013–2015Patents assigned to ZHANG LEPING (2)· patent assignee history
2013–2019Based in Shenzhen, CN· patent location history
2015Patents assigned to BU ZHENGLIANG (1)· patent assignee history
2015Based in Wuhan, CN· patent location history
2017–2020Patents assigned to DANFOSS (TIANJIN) LTD (2)· patent assignee history
2017–2020Based in Tianjin, CN· patent location history
2018–2020Patents assigned to DANFOSS TIANJIN LTD (2)· patent assignee history
2021Patents assigned to BOE TECHNOLOGY GROUP CO LTD (2)· patent assignee history
2021Based in Beijing, CN· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
BOE TECHNOLOGY GROUP CO LTD22021
DANFOSS (TIANJIN) LTD22017–2020
DANFOSS TIANJIN LTD22018–2020
ZHANG LEPINGself22013–2015
BU ZHENGLIANG12015
Locations
LocationPatentsSpan
Tianjin, CN42017–2020
Beijing, CN32021
Shenzhen, CN32013–2019
Wuhan, CN12015