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Inventor

John A. Windyka

Inventor
Liverpool, NY, US

Overview

7→
Patents
1984–2015
Patent span
Electricity
Primary field (CPC H)

Patents· 7 as inventor

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

H01Pprimary
H01PWaveguides38%
G06KGraphical data reading25%
H01QAntennas, i.e. radio aerials13%
H03GControl of amplification13%
H03HImpedance networks, e.g. resonant circuits13%
PatentTitleYear
8,963,718'RFID chip and antenna'20157,911,343'Methods for coupling an RFID chip to an antenna'20115,592,179'Frequency-hopping array antenna system'19975,229,727'Hermetically sealed microstrip to microstrip transition for printed circuit fabrication'19935,049,841'Electronically reconfigurable digital pad attenuator using segmented field effect transistors'19914,605,912'Continuously variable phase shifting element comprised of interdigitated electrode MESFET'19864,471,330'Digital phase bit for microwave operation'1984

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1984–1993Patents assigned to GEN ELECTRIC (4)· patent assignee history
1984–1997Based in Liverpool, NY, US· patent location history
1997Patents assigned to MARTIN MARIETTA CORP (1)· patent assignee history
2011Patents assigned to BAE SYSTEMS INFORMATION (1)· patent assignee history
2011–2015Based in Amherst, NH, US· patent location history
2015Patents assigned to RADIOFIDO LLC (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
GEN ELECTRIC41984–1993
BAE SYSTEMS INFORMATION12011
MARTIN MARIETTA CORP11997
RADIOFIDO LLC12015
Locations
LocationPatentsSpan
Liverpool, New York, US51984–1997
Amherst, NH, US22011–2015