Inventor

James R. Cunningham

Inventor
Rochester, MN, US

Overview

14→
Patents
1977–2021
Patent span
Performing operations
Primary field (CPC B)

Patents· 14 as inventor

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

A61Fprimary
A61FFilters implantable into blood vessels8%
A61MDevices for introducing media into, or onto, the body8%
B28CPreparing clay8%
B60PVehicles adapted for load transportation or to transport, to carry, or to comprise special loads or objects8%
B65FGathering or removal of domestic or like refuse8%
H04LTransmission of digital information, e.g. telegraphic communication8%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests8%
Y10TTechnical subjects covered by former us classification8%
A61KPreparations for medical, dental or toiletry purposes4%
A61PSpecific therapeutic activity of chemical compounds or medicinal preparations4%

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1977Patents assigned to CUNNINGHAM JAMES ROBERT (3)· patent assignee history
1977Patents assigned to CLAY BYRON JAN (1)· patent assignee history
1990Based in Royal Oak, MI, US· patent location history
1997Patents assigned to BIO GUARDIAN SYSTEMS INC (1)· patent assignee history
1997–1998Based in Danville, CA, US· patent location history
2011–2012Patents assigned to PREVARI (2)· patent assignee history
2011–2012Based in Shakopee, MN, US· patent location history
2011Based in Malvern, PA, US· patent location history
2019–2021Patents assigned to CON TECH MFG INC (4)· patent assignee history
2019–2021Based in Rochester, MN, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
CON TECH MFG INC42019–2021
CUNNINGHAM JAMES ROBERTself31977
PREVARI22011–2012
BIO GUARDIAN SYSTEMS INC11997
CLAY BYRON JAN11977
Locations
LocationPatentsSpan
Rochester, Minnesota, US42019–2021
Shakopee, Minnesota, US22011–2012
Danville, California, US21997–1998
Malvern, Pennsylvania, US12011
Royal Oak, MI, US11990