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Inventor

Zhengyou Feng

Inventor
Pittsburgh, PA, US

Overview

2→
Patents
2011–2021
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 preparations17%
C07CAcyclic or carbocyclic compounds17%
C07DHeterocyclic compounds17%
E21BEarth or rock drilling17%
F04BPositive-displacement machines for liquids17%
Y10TTechnical subjects covered by former us classification17%
PatentTitleYear
10,899,702HTRPVI chemical agents20218,047,821'Ring rack oil pumping machine'2011

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2011Patents assigned to SINOPEC GROUP SHENGLI PETROLEUM ADMINISTRATION TRANSP CORP (1)· patent assignee history
2011Based in Shandong, CN· patent location history
2021Patents assigned to UNIV OF PITTSBURGH—OF THE COMMONWEALTH SYSTEM OF HIGHER EDUCATION (1)· patent assignee history
2021Based in Pittsburgh, PA, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
SINOPEC GROUP SHENGLI PETROLEUM ADMINISTRATION TRANSP CORP12011
UNIV OF PITTSBURGH—OF THE COMMONWEALTH SYSTEM OF HIGHER EDUCATION12021
Locations
LocationPatentsSpan
Pittsburgh, Pennsylvania, US12021
Shandong, CN12011