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Inventor

HELEN LIU

Inventor
CN

Overview

2→
Patents
2023–2025
Patent span
Human necessities
Primary field (CPC A)

Patents· 2 as inventor

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

A61Kprimary
A61KPreparations for medical, dental or toiletry purposes20%
A61PSpecific therapeutic activity of chemical compounds or medicinal preparations20%
C12NMicroorganisms or enzymes20%
G01BMeasuring length, thickness or similar linear dimensions20%
Y02ATechnologies for adaptation to climate change20%
PatentTitleYear
12,419,912Epstein-Barr virus (EBV) antigen composites and dendritic cell (DC)-based vaccine, and use thereof202511,629,952Detection aided two-stage phase unwrapping on pattern wafer geometry measurement2023

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2023Patents assigned to KLA CORP (1)· patent assignee history
2023Based in US· patent location history
2025Patents assigned to KOUSAI BIO CO LTD (1)· patent assignee history
2025Patents assigned to LIU HELEN (1)· patent assignee history
2025Based in CN· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
KLA CORP12023
KOUSAI BIO CO LTD12025
LIU HELENself12025
Locations
LocationPatentsSpan
CN12025
US12023