Inventor

Daniel S. Keefe

Inventor
Walpole, MA, US

Overview

7→
Patents
1993–2021
Patent span
Physics
Primary field (CPC G)

Patents· 7 as inventor

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

G06Fprimary
G06FElectric digital data processing56%
H04LTransmission of digital information, e.g. telegraphic communication33%
A61MDevices for introducing media into, or onto, the body11%

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1993Patents assigned to BURNS SUSAN (1)· patent assignee history
1993Patents assigned to KEEFE DANIEL (1)· patent assignee history
1993Based in Amherst, NY, US· patent location history
2019–2021Patents assigned to EMC IP HOLDING CO LLC (5)· patent assignee history
2019–2021Based in Walpole, MA, US· patent location history
2021Patents assigned to HAND HELD PROD INC (1)· patent assignee history
2021Based in Marion, IA, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
EMC IP HOLDING CO LLC52019–2021
BURNS SUSAN11993
HAND HELD PROD INC12021
KEEFE DANIELself11993
Locations
LocationPatentsSpan
Walpole, Massachusetts, US52019–2021
Marion, IA, US12021
Amherst, New York, US11993