LexDanaLexDanabeta
Inventor

David D. Heston

Inventor
Dallas, TX, US

Overview

18→
Patents
1986–2020
Patent span
Electricity
Primary field (CPC H)

Patents· 18 as inventor

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

H03Fprimary
H03FAmplifiers22%
H10DInorganic electric semiconductor devices19%
H10WGeneric packages, interconnections, connectors or other constructional details of devices covered by class h1013%
H03KPulse technique9%
H04BTransmission9%
H01PWaveguides6%
H02MApparatus for conversion between ac and ac, between ac and dc, or between dc and dc, and for use with mains or similar power supply systems6%
G05FSystems for regulating electric or magnetic variables3%
H01FMagnets3%
H03GControl of amplification3%
PatentTitleYear
10,778,176CMOS Guanella balun202010,491,113Transmit-receive system having three operating modes201910,305,376Switchable charge pump for multi-mode operation20199,893,683'Systems for amplifying a signal using a transformer matched transistor'20189,673,759'Off-chip distributed drain biasing of high power distributed amplifier monolithic microwave integrated circuit (MMIC) chips'20179,450,568'Bias circuit having second order process variation compensation in a current source topology'20168,884,700'Integrated circuit chip temperature sensor'20148,653,907'Resonated bypass capacitor for enhanced performance of a microwave circuit'20147,884,442'Integrated circuit resistor'20117,755,222'Method and system for high power switching'20107,385,456'Power absorber system and method'20087,199,016'Integrated circuit resistor'20077,095,285'Method and system for biasing power amplifiers with kink anomaly'20066,774,701'Method and apparatus for electronic switching with low insertion loss and high isolation'20045,047,829'Monolithic p-i-n diode limiter'19914,810,980'Matched variable attenuation switched limiter'19894,658,220'Dual-gate, field-effect transistor low noise amplifier'19874,614,915'Monolithic series feedback low noise FET amplifier'1986

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1986–1991Patents assigned to TEXAS INSTRUMENTS INC (4)· patent assignee history
1986–2019Based in Dallas, TX, US· patent location history
2004–2020Patents assigned to RAYTHEON CO (14)· patent assignee history
2014Patents assigned to CASSIDY TIFFANY E (1)· patent assignee history
2014Patents assigned to HESTON DAVID D (1)· patent assignee history
2014Patents assigned to MOONEY CLAIRE E (1)· patent assignee history
2020Based in Waltham, MA, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
RAYTHEON CO142004–2020
TEXAS INSTRUMENTS INC41986–1991
CASSIDY TIFFANY E12014
HESTON DAVID Dself12014
MOONEY CLAIRE E12014
Locations
LocationPatentsSpan
Dallas, Texas, US171986–2019
Waltham, Massachusetts, US12020