Inventor

Daniel Y. Du

Inventor
Milan, MI, US

Overview

13→
Patents
2006–2021
Patent span
Human necessities
Primary field (CPC A)

Patents· 13 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 preparations33%
C07DHeterocyclic compounds23%
C07CAcyclic or carbocyclic compounds13%
A47GHousehold or table equipment3%
A61KPreparations for medical, dental or toiletry purposes3%
B01JChemical or physical processes, e.g. catalysis or colloid chemistry3%
C10GCracking hydrocarbon oils3%
D05BSewing3%
D05CEmbroidering3%
D10BIndexing scheme associated with sublasses of section d, relating to textiles3%

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2006Patents assigned to WARNER LAMBERT CO (6)· patent assignee history
2006–2010Based in Milan, MI, US· patent location history
2007Patents assigned to ANADERM RES CORP (1)· patent assignee history
2007Based in New Hyde Park, NY, US· patent location history
2009–2010Patents assigned to PFIZER (4)· patent assignee history
2021Patents assigned to BEIJING AEROSPACE PETROCHEMIACAL TECH & EQUIPMENT ENGINEERING CORPORATION LIMITED (1)· patent assignee history
2021Patents assigned to BEIJING AEROSPACE PETROCHEMICAL TECH & EQUIPMENT ENGINEERING CORPORATION LIMITED (1)· patent assignee history
2021Based in Hangzhou, CN· patent location history
2021Based in Beijing, CN· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
WARNER LAMBERT CO62006
PFIZER42009–2010
ANADERM RES CORP12007
BEIJING AEROSPACE PETROCHEMIACAL TECH & EQUIPMENT ENGINEERING CORPORATION LIMITED12021
BEIJING AEROSPACE PETROCHEMICAL TECH & EQUIPMENT ENGINEERING CORPORATION LIMITED12021
Locations
LocationPatentsSpan
Milan, MI, US102006–2010
Hangzhou, CN12021
Beijing, CN12021
New Hyde Park, New York, US12007