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Inventor

Don Christensen

Inventor
Phoenix, AZ, US

Overview

7→
Patents
1976–2012
Patent span
Mechanical engineering
Primary field (CPC F)

Patents· 7 as inventor

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

F02Kprimary
F02KJet-propulsion plants27%
F16KValves18%
Y10TTechnical subjects covered by former us classification18%
B64CAeroplanes9%
G05GControl devices or systems insofar as characterised by mechanical features only9%
H02KDynamo-electric machines9%
H03JTuning resonant circuits9%
PatentTitleYear
8,328,160'Seals, ball valve assemblies, and methods of operating ball valve assemblies'20128,312,705'Propellant gas control valve'20128,146,886'High accuracy, zero backlash rotary-to-linear electromechanical actuator'20128,134,328'Active pilot inceptor with self warm-up'20128,104,264'Low minimum impulse bit propellant gas thruster'20127,578,452'Ablative composite assemblies and joining methods thereof'20093,947,773'Channel number memory for television tuners'1976

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1976Based in Indianapolis, IN, US· patent location history
2009–2012Patents assigned to HONEYWELL INT INC (6)· patent assignee history
2009–2012Based in Phoenix, AZ, US· patent location history
2012Patents assigned to CHRISTENSEN DON (5)· patent assignee history
2012Patents assigned to ABEL STEVE (3)· patent assignee history
2012Patents assigned to HANLON CASEY (2)· patent assignee history
2012Patents assigned to TSENG RAYMOND R (2)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
HONEYWELL INT INC62009–2012
CHRISTENSEN DONself52012
ABEL STEVE32012
HANLON CASEY22012
TSENG RAYMOND R22012
Locations
LocationPatentsSpan
Phoenix, AZ, US62009–2012
Indianapolis, IN, US11976