Inventor

YINFA YAN

Inventor
US

Overview

2→
Patents
2022–2025
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%
C07CAcyclic or carbocyclic compounds20%
C07DHeterocyclic compounds20%
Y02ATechnologies for adaptation to climate change20%

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2022–2025Patents assigned to JIANGSU HENGRUI MEDICINE CO (2)· patent assignee history
2022–2025Patents assigned to Shanghai hengrui pharmaceutical co ltd (2)· patent assignee history
2022–2025Based in US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
JIANGSU HENGRUI MEDICINE CO22022–2025
Shanghai hengrui pharmaceutical co ltd22022–2025
Locations
LocationPatentsSpan
US22022–2025