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Inventor

Norman Roeloffs

Inventor
Tequesta, FL, US

Overview

5→
Patents
2002–2008
Patent span
Mechanical engineering
Primary field (CPC F)

Patents· 5 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 turbines42%
F05DIndexing scheme for aspects relating to non-positive-displacement machines or engines, gas-turbines or jet-propulsion plants42%
B23PMetal-working not otherwise provided for8%
Y10TTechnical subjects covered by former us classification8%
PatentTitleYear
7,371,048'Turbine blade trailing edge construction'20087,334,992'Turbine blade cooling system'20086,634,858'Gas turbine airfoil'20036,527,514'Turbine blade with rub tolerant cooling construction'20036,413,044'Blade cooling in gas turbine'2002

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2002Patents assigned to ALSTOM POWER NV (1)· patent assignee history
2002–2008Based in Tequesta, FL, US· patent location history
2003Patents assigned to ALSTOM SWITZERLAND LTD (2)· patent assignee history
2008Patents assigned to UNITED TECHNOLOGIES CORP (2)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
ALSTOM SWITZERLAND LTD22003
UNITED TECHNOLOGIES CORP22008
ALSTOM POWER NV12002
Locations
LocationPatentsSpan
Tequesta, Florida, US52002–2008