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Inventor

Dennis M. Drees

Inventor
Deer Park, IL, US

Overview

5→
Patents
1999–2020
Patent span
Electricity
Primary field (CPC H)

Patents· 5 as inventor

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

H03Fprimary
H03FAmplifiers25%
H04BTransmission25%
H04LTransmission of digital information, e.g. telegraphic communication25%
G01NInvestigating or analysing materials by determining their chemical or physical properties13%
H04WWireless communication networks13%
PatentTitleYear
10,763,791Selective linearization of scalable fault tolerant frequency agile transmitters202010,658,982Dynamically linearizing multi-carrier power amplifiers20209,136,989'Method and apparatus for reducing carrier leakage'20158,879,447'Method and apparatus for mitigating physical uplink control channel (PUCCH) interference in long term evolution (LTE) systems'20145,932,953'Method and system for detecting material using piezoelectric resonators'1999

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1999Patents assigned to UNIV IOWA STATE RES FOUND INC (1)· patent assignee history
1999Based in Schaumburg, IL, US· patent location history
2014–2020Patents assigned to MOTOROLA SOLUTIONS INC (4)· patent assignee history
2014–2015Based in Hoffman Estates, IL, US· patent location history
2020Based in Deer Park, IL, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
MOTOROLA SOLUTIONS INC42014–2020
UNIV IOWA STATE RES FOUND INC11999
Locations
LocationPatentsSpan
Deer Park, Illinois, US22020
Hoffman Estates, Illinois, US22014–2015
Schaumburg, Illinois, US11999