Inventor

John J. Geddes

Inventor

Minneapolis, MN, US

Overview

9→

Patents

1980–2013

Patent span

Electricity

Primary field (CPC H)

Patents· 9 as inventor

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

G02Bprimary

G02BOptical elements, systems or apparatus15%

H04BTransmission15%

G01DMeasuring not specially adapted for a specific variable10%

G01SRadio direction-finding10%

H01QAntennas, i.e. radio aerials10%

H03BGeneration of oscillations, directly or by frequency-changing, by circuits employing active elements which operate in a non-switching manner10%

H03DDemodulation or transference of modulation from one carrier to another10%

H10FInorganic semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation10%

G01KMeasuring temperature5%

H10DInorganic electric semiconductor devices5%

PatentTitleYear

8,587,474'Resolution radar using metamaterials'2013 7,928,900'Resolution antenna array using metamaterials'2011 6,208,214'Multifunction high frequency integrated circuit structure'2001 5,336,923'Varactor diode having a stepped capacitance-voltage profile'1994 5,317,286'Power combining oscillator'1994 5,263,198'Resonant loop resistive FET mixer'1993 RE031255'Light emitting and light detecting semiconductor device for interfacing with an optical fiber'1983 4,216,486'Light emitting and light detecting semiconductor device for interfacing with an optical fiber'1980 4,201,446'Fiber optic temperature sensor using liquid component fiber'1980

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1980–1994Patents assigned to HONEYWELL INC (5)· patent assignee history

1980–2013Based in Minneapolis, MN, US· patent location history

2011–2013Patents assigned to ALLIANT TECHSYSTEMS INC (2)· patent assignee history

2013Patents assigned to FULLER CHRISTOPHER (1)· patent assignee history

2013Patents assigned to GAWRONSKI MICHAEL J (1)· patent assignee history

2013Patents assigned to GEDDES JOHN J (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
HONEYWELL INC	5	1980–1994
ALLIANT TECHSYSTEMS INC	2	2011–2013
FULLER CHRISTOPHER	1	2013
GAWRONSKI MICHAEL J	1	2013
GEDDES JOHN Jself	1	2013

Locations

Location	Patents	Span
Minneapolis, Minnesota, US	9	1980–2013