Inventor

LIMEI ZHAO

Inventor
CN

Overview

7→
Patents
2022–2026
Patent span
Human necessities
Primary field (CPC A)

Patents· 7 as inventor

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

A61Kprimary
A61KPreparations for medical, dental or toiletry purposes17%
A61PSpecific therapeutic activity of chemical compounds or medicinal preparations17%
C07KPeptides17%
G02BOptical elements, systems or apparatus17%
G03BApparatus or arrangements for taking photographs or for projecting or viewing them17%
H04NPictorial communication, e.g. television17%

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2022–2024Patents assigned to TAIAN CITY QIHANG BIOTECHNOLOGY CO (3)· patent assignee history
2022–2026Based in CN· patent location history
2023–2026Patents assigned to CHANGZHOU AAC RAYTECH OPTRONICS CO LTD (4)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
CHANGZHOU AAC RAYTECH OPTRONICS CO LTD42023–2026
TAIAN CITY QIHANG BIOTECHNOLOGY CO32022–2024
Locations
LocationPatentsSpan
CN72022–2026