Inventor

Daniel Chang

Inventor
Danville, CA, US

Overview

11→
Patents
1981–2019
Patent span
Chemistry
Primary field (CPC C)

Patents· 11 as inventor

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

C08Lprimary
C08LCompositions of macromolecular compounds14%
Y10TTechnical subjects covered by former us classification8%
C08GMacromolecular compounds obtained otherwise than by reactions only involving unsaturated carbon-to-carbon bonds6%
C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients6%
A61BDiagnosis5%
A61KPreparations for medical, dental or toiletry purposes5%
C08FMacromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds5%
C08JWorking-up5%
H05KPrinted circuits5%
A61FFilters implantable into blood vessels3%

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1981–1983Patents assigned to GOODRICH CO B F (2)· patent assignee history
1981–1983Based in Avon Lake, OH, US· patent location history
1986–1987Patents assigned to CLOROX CO (2)· patent assignee history
1986–1987Based in Pleasanton, CA, US· patent location history
2010–2019Based in Danville, CA, US· patent location history
2012–2014Patents assigned to CHANG DANIEL (3)· patent assignee history
2012–2014Patents assigned to ARLON (2)· patent assignee history
2012–2019Based in Fullerton, CA, US· patent location history
2017–2019Patents assigned to HYALEX ORTHOPAEDICS INC (2)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
CHANG DANIELself32012–2014
ARLON22012–2014
CLOROX CO21986–1987
GOODRICH CO B F21981–1983
HYALEX ORTHOPAEDICS INC22017–2019
Locations
LocationPatentsSpan
Danville, California, US42010–2019
Fullerton, California, US32012–2019
Pleasanton, California, US21986–1987
Avon Lake, OH, US21981–1983