LexDanaLexDanabeta
Inventor

Zhangzheng Yang

Inventor
Sanming, CN

Overview

2→
Patents
2013–2021
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 purposes25%
A61PSpecific therapeutic activity of chemical compounds or medicinal preparations25%
G06FElectric digital data processing25%
G09FDisplaying25%
PatentTitleYear
11,048,353Foldable touch display device20218,552,058'Application of L-n-butylphthalide in preventing and treating dementia'2013

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2013Patents assigned to CSPC ZHONGQI PHARMACEUTICAL TECHNOLOGY SHIJAZHUANG CO LTD (1)· patent assignee history
2013Patents assigned to FENG YIPU (1)· patent assignee history
2013Patents assigned to INST MATERIA MEDICA CAMS (1)· patent assignee history
2013Patents assigned to PENG YING (1)· patent assignee history
2013Patents assigned to SUN JINGGUO (1)· patent assignee history
2013Based in Shijiazhuang, CN· patent location history
2021Based in Sanming, CN· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
CSPC ZHONGQI PHARMACEUTICAL TECHNOLOGY SHIJAZHUANG CO LTD12013
FENG YIPU12013
INST MATERIA MEDICA CAMS12013
PENG YING12013
SUN JINGGUO12013
Locations
LocationPatentsSpan
Sanming, CN12021
Shijiazhuang, CN12013