Inventor

YIFANG CHU

Inventor
CN

Overview

8→
Patents
2021–2025
Patent span
Physics
Primary field (CPC G)

Patents· 8 as inventor

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

G09Gprimary
G09GArrangements or circuits for control of indicating devices using static means to present variable information50%
A61KPreparations for medical, dental or toiletry purposes17%
A23LFoods, foodstuffs or non-alcoholic beverages, not otherwise provided for8%
A23VIndexing scheme relating to foods, foodstuffs or non-alcoholic beverages and lactic or propionic acid bacteria used in foodstuffs or food preparation8%
A61PSpecific therapeutic activity of chemical compounds or medicinal preparations8%
G02BOptical elements, systems or apparatus8%

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2021–2023Patents assigned to BOE TECHNOLOGY GROUP CO LTD (6)· patent assignee history
2021–2023Based in CN· patent location history
2022–2025Patents assigned to QUAKER OATS CO (2)· patent assignee history
2022Patents assigned to BEIJING BOE DISPLAY TECH CO (1)· patent assignee history
2022Patents assigned to BOE MLED TECHNOLOGY CO LTD (1)· patent assignee history
2022–2025Based in US· patent location history
2023Patents assigned to BEIJING BOE OPTOELECTRONICS TECH CO LTD (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
BOE TECHNOLOGY GROUP CO LTD62021–2023
QUAKER OATS CO22022–2025
BEIJING BOE DISPLAY TECH CO12022
BEIJING BOE OPTOELECTRONICS TECH CO LTD12023
BOE MLED TECHNOLOGY CO LTD12022
Locations
LocationPatentsSpan
CN62021–2023
US22022–2025