Growing community of inventors

Fort Wayne, IN, United States of America

Frederick H Stilwell

Average Co-Inventor Count = 4.00

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 = 19

Frederick H Stilwell ↔ Frank Piacenti (1 patent)Frederick H Stilwell ↔ Robin L Brown (1 patent)Frederick H Stilwell ↔ Douglas J Soares (1 patent)Frederick H StilwellFrederick H Stilwell (1 patent)Frank PiacentiFrank Piacenti (8 patents)Robin L BrownRobin L Brown (1 patent)Douglas J SoaresDouglas J Soares (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Emhart Inc. (1 from 591 patents)


1 patent:

1. 5697746 - Screw-nut fastener assembly

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12/21/2025
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