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Inventor

Donald R. Griffis

Inventor
Sunrise, FL, US

Overview

7→
Patents
2006–2011
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.

H04Wprimary
H04WWireless communication networks86%
H04BTransmission14%
PatentTitleYear
7,962,166'Method for indicating a band plan for a trunked radio communications system'20117,711,383'Method and system for communicating within a communication network'20107,689,165'Method and system for communicating within a wireless communication network'20107,546,085'Method for preventing an unauthorized device from operating in a 800 MHz trunked radio communications system'20097,536,196'Method for preventing an unauthorized device from operating in an 800 MHz trunked radio communications system using channels 559 to 320'20097,228,130'Method for preventing an unauthorized device from operating in an 800 MHz trunked radio communications system using channels 319 to 0'20077,089,026'Method for determining a control channel in a trunked radio communications system'2006

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2006–2010Patents assigned to MOTOROLA INC (6)· patent assignee history
2006–2011Based in Sunrise, FL, US· patent location history
2010Based in Forest, VA, US· patent location history
2011Patents assigned to MOTOROLA SOLUTIONS INC (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
MOTOROLA INC62006–2010
MOTOROLA SOLUTIONS INC12011
Locations
LocationPatentsSpan
Sunrise, Florida, US52006–2011
Forest, Virginia, US22010