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Inventor

Frederick J. Zegarski

Inventor
Cincinnati, OH, US

Overview

4→
Patents
1993–2005
Patent span
Mechanical engineering
Primary field (CPC F)

Patents· 4 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 turbines44%
F05DIndexing scheme for aspects relating to non-positive-displacement machines or engines, gas-turbines or jet-propulsion plants22%
F16BDevices for fastening or securing constructional elements or machine parts together, e.g. nails, bolts, circlips, clamps, clips or wedges11%
F16LPipes11%
Y02TClimate change mitigation technologies related to transportation11%
PatentTitleYear
6,902,371'Internal low pressure turbine case cooling'20056,641,326'Removable stud for joining casing flanges'20036,341,938'Methods and apparatus for minimizing thermal gradients within turbine shrouds'20025,228,828'Gas turbine engine clearance control apparatus'1993

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1993–2005Patents assigned to GEN ELECTRIC (4)· patent assignee history
1993–2005Based in Cincinnati, OH, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
GEN ELECTRIC41993–2005
Locations
LocationPatentsSpan
Cincinnati, OH, US41993–2005