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Inventor

James L. Levengood

Inventor
West Hartford, CT, US

Overview

3→
Patents
1981–1988
Patent span
Mechanical engineering
Primary field (CPC F)

Patents· 3 as inventor

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

F01Dprimary
F01DNon-positive displacement machines or engines, e.g. steam turbines50%
F05DIndexing scheme for aspects relating to non-positive-displacement machines or engines, gas-turbines or jet-propulsion plants33%
Y02TClimate change mitigation technologies related to transportation17%
PatentTitleYear
4,753,575'Airfoil with nested cooling channels'19884,515,526'Coolable airfoil for a rotary machine'19854,278,400'Coolable rotor blade'1981

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1981–1988Patents assigned to UNITED TECHNOLOGIES CORP (3)· patent assignee history
1981–1988Based in West Hartford, CT, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
UNITED TECHNOLOGIES CORP31981–1988
Locations
LocationPatentsSpan
West Hartford, CT, US31981–1988