John Hanford Spears

City:

Johnsburg, Illinois

Country:

United States

Published Applications:

Last publication date:

2015-05-21

Top Assignees for applications by John Hanford Spears

The entities that hold a legal rights for patent applications filed by inventor Spears John Hanford:

RESEARCH IN MOTION RF, INC. 2 Wilmington, DE United States
BLACKBERRY LIMITED 2 Waterloo, ON Canada
AT&T INTELLECTUAL PROPERTY I, LP 1 Reno, NV United States
BlackBerry Limited 1 Waterloo, Canada
BLACKBERRY LIMITED 1 Waterloo Ontario, Canada

Recent patent applications by Spears John Hanford

John Hanford Spears from Johnsburg, US has applied for patents for these inventions. The list has both pending applications and granted patents:

#1 | 2015-05-21

US20150142139A1

Physics

Methods and apparatus for tuning circuit components of a communication device

#2 | 2015-05-07

US20150123870A1

Electricity

Methods for tuning an adaptive impedance matching network with a look-up table

#3 | 2013-07-25

US20130187727A1

Electricity

Methods for tuning an adaptive impedance matching network with a look-up table

#4 | 2013-06-13

US20130147681A1

Electricity

Methods for tuning an adaptive impedance matching network with a look-up table

#5 | 2009-06-25

US20090160263A1

Electricity

Apparatus, system and methods for enabling linearity improvement in voltage controlled variable capacitors

InventorID:

282985 ⎘