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Inventor

Thomas O. Johnson

Inventor
Louisville, KY, US

Overview

3→
Patents
1978–2021
Patent span
Human necessities
Primary field (CPC A)

Patents· 3 as inventor

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

A47Bprimary
A47BTables17%
A61MDevices for introducing media into, or onto, the body17%
E05BLocks17%
G16HHealthcare informatics, i.e. information and communication technology [ict] specially adapted for the handling or processing of medical or healthcare data17%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests17%
Y10TTechnical subjects covered by former us classification17%
PatentTitleYear
11,110,265Updating a VAD system without stopping the pump20214,132,440'Locking arrangement for a household refrigerator'19794,098,481'Track assembly'1978

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1978–1979Patents assigned to GEN ELECTRIC (2)· patent assignee history
1978–1979Based in Louisville, KY, US· patent location history
2021Patents assigned to HEARTWARE INC (1)· patent assignee history
2021Based in Franklin, MA, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
GEN ELECTRIC21978–1979
HEARTWARE INC12021
Locations
LocationPatentsSpan
Louisville, KY, US21978–1979
Franklin, Massachusetts, US12021