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Inventor

John Kuykendall

Inventor
Nesconset, NY, US

Overview

4→
Patents
1977–2005
Patent span
Electricity
Primary field (CPC H)

Patents· 4 as inventor

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

G11Bprimary
G11BInformation storage based on relative movement between record carrier and transducer33%
H04BTransmission17%
H04HBroadcast communication17%
H04RLoudspeakers, microphones, gramophone pick-ups or like acoustic electromechanical transducers17%
Y10TTechnical subjects covered by former us classification17%
PatentTitleYear
6,965,677'Focus fader with adjustable tension'20054,509,159'Aluminum-aluminum oxide stylus arm'1985D0278147'Phonograph cartridge'19854,065,134'Needle assemblies for phonograph pickup cartridges'1977

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1977Patents assigned to ASTATIC CORP (1)· patent assignee history
1977Based in Conneaut, OH, US· patent location history
1985Patents assigned to PICKERING & CO INC (2)· patent assignee history
1985Based in Nesconset, NY, US· patent location history
2005Patents assigned to STANTON MAGNETICS (1)· patent assignee history
2005Based in Lake Worth, FL, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
PICKERING & CO INC21985
ASTATIC CORP11977
STANTON MAGNETICS12005
Locations
LocationPatentsSpan
Nesconset, New York, US21985
Lake Worth, Florida, US12005
Conneaut, OH, US11977