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Inventor

David P. Hughes

Inventor
Pasadena, TX, US

Overview

3→
Patents
1979–2017
Patent span
Human necessities
Primary field (CPC A)

Patents· 3 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

A45Cprimary
A45CPurses25%
A47BTables25%
C22CAlloys25%
G01BMeasuring length, thickness or similar linear dimensions25%
PatentTitleYear
9,746,305'Uneven surface deflection and amplitude measurement tool'20174,538,861'Portable desk'19854,168,159'High speed steels with phosphorus for improved cutting performance'1979

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1979Patents assigned to LATROBE STEEL CO (1)· patent assignee history
1979Based in Ligonier, PA, US· patent location history
1985Patents assigned to HUGHES JR DAVID P (1)· patent assignee history
1985Based in Radnor, PA, US· patent location history
2017Patents assigned to GEN ELECTRIC (1)· patent assignee history
2017Based in Pasadena, TX, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
GEN ELECTRIC12017
HUGHES JR DAVID Pself11985
LATROBE STEEL CO11979
Locations
LocationPatentsSpan
Pasadena, Texas, US12017
Radnor, Pennsylvania, US11985
Ligonier, Pennsylvania, US11979