Growing community of inventors

Longmont, CO, United States of America

David R Stone

Average Co-Inventor Count = 3.00

ph-index = 1

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 = 6

David R Stone ↔ Robert P Rippstein (1 patent)David R Stone ↔ Russell W Boehm (1 patent)David R StoneDavid R Stone (1 patent)Robert P RippsteinRobert P Rippstein (5 patents)Russell W BoehmRussell W Boehm (3 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. International Business Machines Corporation (1 from 164,135 patents)


1 patent:

1. 4515544 - Mold protection device

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12/15/2025
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