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Inventor

Richard Hoff

Inventor
Glastonbury, CT, US

Overview

16→
Patents
1976–2013
Patent span
Mechanical engineering
Primary field (CPC F)

Patents· 16 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 turbines19%
F05DIndexing scheme for aspects relating to non-positive-displacement machines or engines, gas-turbines or jet-propulsion plants19%
F02CGas-turbine plants15%
Y02TClimate change mitigation technologies related to transportation11%
A47CChairs4%
B08BCleaning in general4%
B22CFoundry moulding4%
B64CAeroplanes4%
B64GCosmonautics4%
E04BGeneral building constructions4%
PatentTitleYear
8,393,436'Flexible muffler for use in aircraft environmental control systems and method of manufacture'20138,056,862'Thermal protection systems for air and space vehicles having hidden fastener attachments'20117,686,068'Blade outer air seal cores and manufacture methods'20107,162,876'Ejector for cooling air supply pressure optimization'20077,124,590'Ejector for cooling air supply pressure optimization'20065,827,043'Coolable airfoil'1998D0373195'Massage tool'19965,462,405'Coolable airfoil structure'1995D0358657'Massage tool'19955,285,634'Aircraft gas turbine engine control'1994D0341662'Body massage tool'1993D0320701'Rocking chair'19915,054,849'Ultra-portable collapsible chair'19915,024,038'Apparatus and method for proving an anchor in walls and ceilings composed of friable asbestos containing material'1991D0285116'External body massage device'19863,936,215'Turbine vane cooling'1976

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1976–2010Patents assigned to UNITED TECHNOLOGIES CORP (7)· patent assignee history
1976Based in Newington, CT, US· patent location history
1986–2013Patents assigned to HOFF RICHARD (8)· patent assignee history
1986–1996Based in Berkeley, CA, US· patent location history
1991Based in Coraopolis, PA, US· patent location history
1994–2010Based in Glastonbury, CT, US· patent location history
2011–2013Patents assigned to ARROWHEAD PRODUCTS CORP (2)· patent assignee history
2011–2013Patents assigned to HARWOOD ALLEN W (2)· patent assignee history
2011–2013Patents assigned to TOMERLIN REG (2)· patent assignee history
2011–2013Based in Santa Ana, CA, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
HOFF RICHARDself81986–2013
UNITED TECHNOLOGIES CORP71976–2010
ARROWHEAD PRODUCTS CORP22011–2013
HARWOOD ALLEN W22011–2013
TOMERLIN REG22011–2013
Locations
LocationPatentsSpan
Glastonbury, CT, US61994–2010
Berkeley, California, US61986–1996
Santa Ana, California, US22011–2013
Coraopolis, Pennsylvania, US11991
Newington, CT, US11976