Inventor

Eddie L. Chang

Inventor
Silver Spring, MD, US

Overview

10→
Patents
1987–2011
Patent span
Human necessities
Primary field (CPC A)

Patents· 10 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

A61Kprimary
A61KPreparations for medical, dental or toiletry purposes18%
A62DChemical means for extinguishing fires or for combating or protecting against harmful chemical agents12%
B01JChemical or physical processes, e.g. catalysis or colloid chemistry12%
B22FWorking metallic powder12%
B82YSpecific uses or applications of nanostructures12%
C08FMacromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds12%
C10GCracking hydrocarbon oils12%
A61MDevices for introducing media into, or onto, the body6%
C10MLubricating compositions6%

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1987–2011Patents assigned to US NAVY (10)· patent assignee history
1987Based in Cheverly, MD, US· patent location history
1992–2011Based in Silver Spring, MD, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
US NAVY101987–2011
Locations
LocationPatentsSpan
Silver Spring, Maryland, US91992–2011
Cheverly, Maryland, US11987