Inventor
Lifei Ma
Inventor
Beijing, CN
Overview
Patents· 9 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H01Lprimary
H01LSemiconductor devices24%
H10KOrganic electric solid-state devices24%
C23CCoating metallic material12%
G06FElectric digital data processing12%
G09GArrangements or circuits for control of indicating devices using static means to present variable information12%
C07DHeterocyclic compounds4%
C09KMaterials for miscellaneous applications, not provided for elsewhere4%
G11CStatic stores4%
H05BElectric heating4%
PatentTitleYear
11,113,283Cost-based optimizations for join queries with union all views and derived tables202110,233,539Vapor deposition apparatus201910,186,557OLED display device, manufacturing method thereof, display device and mask for vaporization201910,175,808In-cell touch screen panel, driving method thereof, and display device201910,050,213Bicarbazole derivative, preparation process and use thereof, and organic luminescent device20189,965,097Pixel driving circuit, display panel, method for driving display panel, and display device that compensates for threshold voltage drift and voltage fluctuation of a touch driving signal20189,909,204'Frame for mask plate and mask plate'20189,647,044'Organic light-emitting diode array substrate and manufacturing method thereof, and display device'20179,418,756'Threshold voltage compensation circuit of thin film transistor and method for the same, shift register, and display device'2016Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2016–2019Patents assigned to BOE TECHNOLOGY GROUP CO LTD (8)· patent assignee history
2016–2019Based in Beijing, CN· patent location history
2018–2019Patents assigned to BEIJING BOE OPTOELECTRONICS TECH CO LTD (2)· patent assignee history
2018Patents assigned to JILIN OLED MAT TECH CO LTD (1)· patent assignee history
2021Patents assigned to TERADATA US INC (1)· patent assignee history
2021Based in Tenafly, NJ, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| BOE TECHNOLOGY GROUP CO LTD | 8 | 2016–2019 |
| BEIJING BOE OPTOELECTRONICS TECH CO LTD | 2 | 2018–2019 |
| JILIN OLED MAT TECH CO LTD | 1 | 2018 |
| TERADATA US INC | 1 | 2021 |
Locations
| Location | Patents | Span |
|---|---|---|
| Beijing, CN | 8 | 2016–2019 |
| Tenafly, New Jersey, US | 1 | 2021 |