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For the Inventor, By the Inventor

Batavia, IL, United States of America

Barry L Posterick

This inventor holds 3 USPTO granted patents. Top assignees: At&t Bell Laboratories, At+t Corp.. Active years: 1987-1995.

USPTO Granted Patents = 3

% Patents Active = 100.0

Average Co-Inventor Count = 4.0

ph-index = 3

Forward Citations = 194(Granted Patents)


Company Filing History:

goldMedal2 out of 3,345 
 
At&t Bell Laboratories
 patents
silverMedal1 out of 4,208 
 
At+t Corp.
 patents

Years Active: 1987-1995

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3 patents (USPTO):Explore Patents
1. 5403999 - Telecommunications systems for lotteries (1995-04-04),
2. 4996705 - Use of telecommunications systems for lotteries (1991-02-26),
3. 4653043 - Pre-cutover verification of switching system subscriber lines served via (1987-03-24),
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