Inventor

Thomas C. Underwood

Inventor
Laurel, MD, US

Overview

16→
Patents
1996–2020
Patent span
Human necessities
Primary field (CPC A)

Patents· 16 as inventor

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

H02Jprimary
H02JElectric power networks15%
A61GTransport, personal conveyances, or accommodation specially adapted for patients or disabled persons13%
A61BDiagnosis10%
A47DFurniture specially adapted for children8%
B60LPropulsion of electrically-propelled vehicles8%
G16HHealthcare informatics, i.e. information and communication technology [ict] specially adapted for the handling or processing of medical or healthcare data8%
Y02TClimate change mitigation technologies related to transportation8%
H02MApparatus for conversion between ac and ac, between ac and dc, or between dc and dc, and for use with mains or similar power supply systems5%
LOC245%
B60KArrangement or mounting of propulsion units or of transmissions in vehicles3%

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1996Patents assigned to WESTINGHOUSE ELECTRIC CORP (2)· patent assignee history
1996–2020Based in Laurel, MD, US· patent location history
1998–2000Patents assigned to NORTHROP GRUMMAN CORP (4)· patent assignee history
2001–2002Patents assigned to SATCON TECHNOLOGY CORP (3)· patent assignee history
2016–2020Patents assigned to GEN ELECTRIC (7)· patent assignee history
2016–2020Based in Sykesville, MD, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
GEN ELECTRIC72016–2020
NORTHROP GRUMMAN CORP41998–2000
SATCON TECHNOLOGY CORP32001–2002
WESTINGHOUSE ELECTRIC CORP21996
Locations
LocationPatentsSpan
Laurel, Maryland, US101996–2020
Sykesville, Maryland, US62016–2020