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Inventor

Devin W. Hersey

Inventor
Kent, WA, US

Overview

3→
Patents
1989–2008
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.

F25Bprimary
F25BRefrigeration machines, plants or systems20%
F25JLiquefaction, solidification or separation of gases or gaseous or liquefied gaseous mixtures by pressure and cold treatment or by bringing them into the supercritical state20%
H01MProcesses or means, e.g. batteries, for the direct conversion of chemical energy into electrical energy20%
Y02EReduction of greenhouse gas [ghg] emissions, related to energy generation, transmission or distribution20%
H01QAntennas, i.e. radio aerials10%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests10%
PatentTitleYear
7,417,598'Compact, low profile electronically scanned antenna'20084,990,412'Cryogenic cooling system with precooling stage'19914,829,785'Cryogenic cooling system with precooling stage'1989

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1989–2008Patents assigned to BOEING CO (3)· patent assignee history
1989–1991Based in Kent, WA, US· patent location history
2008Based in Renton, WA, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
BOEING CO31989–2008
Locations
LocationPatentsSpan
Kent, Washington, US21989–1991
Renton, Washington, US12008