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Westlake, OH, United States of America

David F Berry

Average Co-Inventor Count = 3.00

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 = 30

David F Berry ↔ Erhard Klar (3 patents)David F Berry ↔ Mark Svilar (3 patents)David F BerryDavid F Berry (3 patents)Erhard KlarErhard Klar (21 patents)Mark SvilarMark Svilar (6 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Scm Metal Products, Inc. (3 from 21 patents)


3 patents:

1. 4976778 - Infiltrated powder metal part and method for making same

2. 4921665 - Process for preparing powder metal parts with dynamic properties

3. 4861373 - Infiltrated powder metal part having improved impact strength tensile

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as of
12/12/2025
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