Growing community of inventors

Fort Mill, SC, United States of America

Ray M Frey

Average Co-Inventor Count = 3.00

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 = 9

Ray M FreyHarm Stratman (5 patents)Ray M FreyHeinz Duemmler (5 patents)Ray M FreyRay M Frey (5 patents)Harm StratmanHarm Stratman (5 patents)Heinz DuemmlerHeinz Duemmler (5 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. BÜrkert Contromatic Corp. (5 from 6 patents)

2. Burkert Werke Gmbh & Co. Kg (2 from 17 patents)

3. Burkert Werke Gmbh (2 from 9 patents)


5 patents:

1. 10814026 - Devices, systems and methods for zone sterilization

2. 10307499 - Devices, systems and methods for zone sterilization

3. 9855358 - Devices, systems and methods for zone sterilization

4. 9125960 - Devices, systems and methods for zone sterilization

5. 8992853 - Devices, systems and methods for localized sterilization

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as of
12/12/2025
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