For the Inventor, By the Inventor

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Blue Island, IL, United States of America

Robertson Worldwide, Inc.

USPTO Granted Patents = 3

% Expired Patents = 33.3

Forward Citations = 13

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5 inventors (with patents filed for the assignee):

Peter W Shackle (1 out of 16 patents)

George William Mortimer (1 out of 1 patent)

Robert William Wisbey (1 out of 1 patent)

4. Joseph M Allison (1 out of 17 patents)

5. David J Moore (1 out of 1 patent)

3 patents: Sort by Forward Citations

1. 8004217 - Electronic ballast with integral shutdown timer (2011-08-23),

2. 6791275 - Low pressure gas discharge lamp ballast with on-off indicator (2004-09-14),

3. 6366032 - Fluorescent lamp ballast with integrated circuit (2002-04-02),

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USPTO Data Jan 1 1976 - Oct 6 2026

3 Patents

#5 in Blue Island, IL

#3,451 in Illinois

#73,815 in US

Blue Island, IL, United States of America

Robertson Worldwide, Inc.

Forward Citations = 13

5 inventors:

Peter W Shackle (1 out of 16 patents)

George William Mortimer (1 out of 1 patent)

Robert William Wisbey (1 out of 1 patent)

4. Joseph M Allison (1 out of 17 patents)

5. David J Moore (1 out of 1 patent)

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