Inventor

Fengli Ji

Inventor

Zhejiang, CN

Overview

4→

Patents

2020–2021

Patent span

Mechanical engineering

Primary field (CPC F)

Patents· 4 as inventor

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

F21Yprimary

F21YIndexing scheme associated with subclasses f21k, f21l, f21s and f21v, relating to the form or the kind of the light sources or of the colour of the light emitted11%

G03FPhotomechanical production of textured or patterned surfaces, e.g. for printing, for processing of semiconductor devices11%

H01LSemiconductor devices11%

H10KOrganic electric solid-state devices11%

B05BSpraying apparatus6%

B05CApparatus for applying fluent materials to surfaces, in general6%

B05DProcesses for applying fluent materials to surfaces, in general6%

C23CCoating metallic material6%

F21KNon-electric light sources using luminescence6%

F21SNon-portable lighting devices6%

PatentTitleYear

11,047,536Tubular LED fixture2021 10,996,555Mask frame assembly including both frame and mask plate fixed on frame, and evaporation apparatus2021 10,901,314Pixel arrangement structure, organic light emitting device, display device and mask2021 10,767,959Device and method of recoil reduction for air guns2020

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2020–2021Based in Zhejiang, CN· patent location history

2021Patents assigned to BOE TECHNOLOGY GROUP CO LTD (2)· patent assignee history

2021Patents assigned to ORDOS YUANSHENG OPTOELECTRONICS CO LTD (2)· patent assignee history

2021Patents assigned to LIN WANJIONG (1)· patent assignee history

2021Patents assigned to SELF ELECTRONICS CO LTD (1)· patent assignee history

2021Patents assigned to SELF ELECTRONICS USA CORP (1)· patent assignee history

2021Based in Beijing, CN· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
BOE TECHNOLOGY GROUP CO LTD	2	2021
ORDOS YUANSHENG OPTOELECTRONICS CO LTD	2	2021
LIN WANJIONG	1	2021
SELF ELECTRONICS CO LTD	1	2021
SELF ELECTRONICS USA CORP	1	2021

Locations

Location	Patents	Span
Zhejiang, CN	2	2020–2021
Beijing, CN	2	2021