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Inventor

David R. Abbott

Inventor
Manchester, MA, US

Overview

4→
Patents
1986–1988
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 turbines33%
B64GCosmonautics11%
F02KJet-propulsion plants11%
F16BDevices for fastening or securing constructional elements or machine parts together, e.g. nails, bolts, circlips, clamps, clips or wedges11%
Y02TClimate change mitigation technologies related to transportation11%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests11%
Y10TTechnical subjects covered by former us classification11%
PatentTitleYear
4,768,541'Means of expelling parallel tanks to low residuals'19884,767,267'Seal assembly'19884,767,276'Retainer ring'19884,585,395'Gas turbine engine blade'1986

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1986–1988Patents assigned to GEN ELECTRIC (3)· patent assignee history
1986–1988Based in Manchester, MA, US· patent location history
1988Patents assigned to MARTIN MARIETTA CORP (1)· patent assignee history
1988Based in Indian Hills, CO, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
GEN ELECTRIC31986–1988
MARTIN MARIETTA CORP11988
Locations
LocationPatentsSpan
Manchester, Massachusetts, US31986–1988
Indian Hills, CO, US11988