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Inventor

David Donald Chapdelaine

Inventor
Ellington, CT, US

Overview

3→
Patents
2018–2021
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 turbines25%
F05DIndexing scheme for aspects relating to non-positive-displacement machines or engines, gas-turbines or jet-propulsion plants25%
Y02TClimate change mitigation technologies related to transportation25%
F28DHeat-exchange apparatus, not provided for in another subclass, in which the heat-exchange media do not come into direct contact13%
F28FDetails of heat-exchange and heat-transfer apparatus, of general application13%
PatentTitleYear
11,079,181Cast plate heat exchanger with tapered walls202110,156,144Turbine airfoil and method of cooling201810,053,992Gas turbine engine airfoil squealer pocket cooling hole configuration2018

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2018–2021Patents assigned to UNITED TECHNOLOGIES CORP (3)· patent assignee history
2018–2021Based in Ellington, CT, US· patent location history
2021Patents assigned to RAYTHEON TECH CORP (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
UNITED TECHNOLOGIES CORP32018–2021
RAYTHEON TECH CORP12021
Locations
LocationPatentsSpan
Ellington, CT, US32018–2021