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Escondido, CA, United States of America

Thomas J Halpenny

USPTO Granted Patents = 3

Average Co-Inventor Count = 1.8

ph-index = 3

Forward Citations = 33(Granted Patents)

Location History:

Escondido, CA (US) (1989 - 1993)
Ridgefield, WA (US) (1998)

Company Filing History:

Hewlett-packard Company

1 out of 832,843

Other

patents

Years Active: 1989-1998

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3 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 5853171 - Media level indicator (1998-12-29),

2. 5262797 - Monitoring and controlling quality of pen markings on plotting media (1993-11-16),

3. 4853877 - Apparatus and method for efficient plotting (1989-08-01),

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