LexDanaLexDanabeta
Inventor

LINGFENG YU

Inventor
CN

Overview

4→
Patents
2021–2024
Patent span
Human necessities
Primary field (CPC A)

Patents· 4 as inventor

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

G02Bprimary
G02BOptical elements, systems or apparatus25%
LOC1425%
A61BDiagnosis13%
A61FFilters implantable into blood vessels13%
C08LCompositions of macromolecular compounds13%
H01BCables13%
PatentTitleYear
D1036487Display screen with transitional graphical user interface2024D1029036Computer screen with graphical user interface202411,466,155Filling composition for optical fiber cables202211,185,225Surgical microscope with integrated optical coherence tomography and display systems2021

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2021Patents assigned to ALCON INC (1)· patent assignee history
2021Patents assigned to NOVARTIS AG (1)· patent assignee history
2021Based in US· patent location history
2022Patents assigned to DOW GLOBAL TECHNOLOGIES LLC (1)· patent assignee history
2022–2024Based in CN· patent location history
2024Patents assigned to KEESON TECH CORP LTD (2)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
KEESON TECH CORP LTD22024
ALCON INC12021
DOW GLOBAL TECHNOLOGIES LLC12022
NOVARTIS AG12021
Locations
LocationPatentsSpan
CN32022–2024
US12021