LexDanaLexDanabeta
Inventor

Harold K. Shaffer

Inventor
Tolland, CT, US

Overview

5→
Patents
1981–2011
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.

F16Jprimary
F16JPistons44%
F01DNon-positive displacement machines or engines, e.g. steam turbines33%
F02CGas-turbine plants11%
F16CShafts11%
PatentTitleYear
7,984,911'Face seal for gas turbine engine'20117,946,590'Face seal for gas turbine engine'20116,196,790'Seal assembly for an intershaft seal in a gas turbine engine'20014,928,978'Rotating shaft seal'19904,283,096'Intershaft bearing'1981

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1981–2011Patents assigned to UNITED TECHNOLOGIES CORP (5)· patent assignee history
1981–2011Based in Tolland, CT, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
UNITED TECHNOLOGIES CORP51981–2011
Locations
LocationPatentsSpan
Tolland, CT, US51981–2011