LexDanaLexDanabeta
Inventor

Panpan DUAN

Inventor
CN

Overview

2→
Patents
2021–2023
Patent span
Chemistry
Primary field (CPC C)

Patents· 2 as inventor

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

A61Pprimary
A61PSpecific therapeutic activity of chemical compounds or medicinal preparations20%
C07BGeneral methods of organic chemistry20%
C07CAcyclic or carbocyclic compounds20%
G06FElectric digital data processing20%
H04NPictorial communication, e.g. television20%
PatentTitleYear
11,812,086Video data obtaining method and apparatus, electronic device, and storage medium202311,161,803Ammonium carboxylate compound, crystalline form, amorphous form and preparation method thereof2021

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2021Patents assigned to WUHAN LL SCIENCE & TECHNOLOGY DEVELOPMENT CO LTD (1)· patent assignee history
2021–2023Based in CN· patent location history
2023Patents assigned to CHINA MOBILE COMMUNICATIONS GROUP CO LTD (1)· patent assignee history
2023Patents assigned to CHINA MOBILE SUZHOU SOFTWARE TECH CO LTD (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
CHINA MOBILE COMMUNICATIONS GROUP CO LTD12023
CHINA MOBILE SUZHOU SOFTWARE TECH CO LTD12023
WUHAN LL SCIENCE & TECHNOLOGY DEVELOPMENT CO LTD12021
Locations
LocationPatentsSpan
CN22021–2023