Growing community of inventors

Lakeland, FL, United States of America

Karl Muehlberger

Average Co-Inventor Count = 2.40

ph-index = 2

The patent ph-index is calculated by counting the number of publications for which an author has been cited by other authors at least that same number of times.

Forward Citations = 621

Karl MuehlbergerMichael Frank Hughes (2 patents)Karl MuehlbergerRichard Sinek (1 patent)Karl MuehlbergerKarl Muehlberger (2 patents)Michael Frank HughesMichael Frank Hughes (19 patents)Richard SinekRichard Sinek (1 patent)
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Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. New View Technologies, Inc. (1 from 1 patent)

2. Southeast Phonecard, Inc. (1 from 1 patent)


2 patents:

1. 6032859 - Method for processing debit purchase transactions using a counter-top

2. 5696908 - Telephone debit card dispenser and method

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as of
12/16/2025
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