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For the Inventor, By the Inventor

Raleigh, NC, United States of America

Progressive Int'l Electronics


USPTO Granted Patents = 2

Forward Citations = 61

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2 inventors (with patents filed for the assignee):

goldMedal Fred K Carr (2 out of 14 patents)

silverMedal Walter E Warn (2 out of 13 patents)


2 patents:

1. 6546314 - Polling remote fueling sites for product level for SIR analysis through the internet (2003-04-08),
2. 6351689 - Polling remote fueling sites for product level information through the internet (2002-02-26),
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USPTO Data Jan 1 1976 - Sep 29 2026

2 Patents

#192 in Raleigh, NC

#2,037 in North Carolina

#94,730 in US

Raleigh, NC (US)
Raleigh, NC, United States of America

Progressive Int'l Electronics

Forward Citations = 61

2 inventors:

goldMedal Fred K Carr (2 out of 14 patents)

silverMedal Walter E Warn (2 out of 13 patents)

Please report any incorrect information to [email protected]
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