Growing community of inventors

Richmond, VA, United States of America

John S Prestley, Jr

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 = 24

John S Prestley, Jr ↔ David S Thompson (2 patents)John S Prestley, Jr ↔ Grant E Spangler (1 patent)John S Prestley, Jr ↔ Thomas E Webb (1 patent)John S Prestley, JrJohn S Prestley, Jr (2 patents)David S ThompsonDavid S Thompson (4 patents)Grant E SpanglerGrant E Spangler (1 patent)Thomas E WebbThomas E Webb (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Reynolds Metals Company (2 from 432 patents)


2 patents:

1. 4151013 - Aluminum-magnesium alloys sheet exhibiting improved properties for

2. 4081294 - Avoiding type A luder lines in forming sheet made of an Al-Mg alloy

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12/20/2025
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