Growing community of inventors

South Bend, IN, United States of America

Charles F Kulpa

Average Co-Inventor Count = 2.00

ph-index = 3

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 = 55

Charles F KulpaMichael G Johnston (2 patents)Charles F KulpaStanley A Sojka (1 patent)Charles F KulpaCharles F Kulpa (3 patents)Michael G JohnstonMichael G Johnston (2 patents)Stanley A SojkaStanley A Sojka (5 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Occidental Chemical Corporation (2 from 462 patents)

2. Other (1 from 832,812 patents)


3 patents:

1. 5100800 - Microorganism for degrading toxic waste materials

2. 4803166 - Microorganism for degrading toxic waste materials

3. 4761376 - Facultatively anaerobic microorganism for degrading toxic waste materials

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as of
12/19/2025
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