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Inventor

Hanyu Yang

Inventor
Shijiazhuang, CN

Overview

4→
Patents
2014–2020
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.

A61Kprimary
A61KPreparations for medical, dental or toiletry purposes33%
A61PSpecific therapeutic activity of chemical compounds or medicinal preparations33%
C07DHeterocyclic compounds25%
C07CAcyclic or carbocyclic compounds8%
PatentTitleYear
10,774,079Quinazoline derivative202010,550,073Benzamide derivative202010,421,754Quinazoline derivative20198,728,518'Butylphthalide self-emulsifying drug delivery system, its preparation and method and application'2014

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2014Patents assigned to CSPC ZHONGQI PHARMACEUTICAL TECHNOLOGY SHIJIAZHUANG CO LTD (1)· patent assignee history
2014Patents assigned to FENG XIAOLONG (1)· patent assignee history
2014Patents assigned to GAO YUQING (1)· patent assignee history
2014Patents assigned to GUO WENMIN (1)· patent assignee history
2014Based in Hebei Province, CN· patent location history
2019–2020Patents assigned to CSPC ZHONGQI PHARMACEUTICAL TECH SHIJIAZHUANG CO LTD (3)· patent assignee history
2019–2020Based in Shijiazhuang, CN· patent location history
2020Based in Hebei, CN· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
CSPC ZHONGQI PHARMACEUTICAL TECH SHIJIAZHUANG CO LTD32019–2020
CSPC ZHONGQI PHARMACEUTICAL TECHNOLOGY SHIJIAZHUANG CO LTD12014
FENG XIAOLONG12014
GAO YUQING12014
GUO WENMIN12014
Locations
LocationPatentsSpan
Shijiazhuang, CN22019–2020
Hebei, CN12020
Hebei Province, CN12014