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Inventor

Xianfu ZENG

Inventor
CN

Overview

2→
Patents
2023–2026
Patent span
Electricity
Primary field (CPC H)

Patents· 2 as inventor

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

B01Dprimary
B01DSeparation33%
H01JElectric discharge tubes or discharge lamps33%
H10PGeneric processes or apparatus for the manufacture or treatment of devices covered by class h1033%
PatentTitleYear
12,586,766Electrode fixing assembly and dry etching device202611,628,390Dust removal filter cartridge2023

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2023Patents assigned to GUANGZHOU FARRLEEY FILTRATION CO LTD (1)· patent assignee history
2023–2026Based in CN· patent location history
2026Patents assigned to SHENZHEN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECH CO LTD (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
GUANGZHOU FARRLEEY FILTRATION CO LTD12023
SHENZHEN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECH CO LTD12026
Locations
LocationPatentsSpan
CN22023–2026