Growing community of inventors

Lowell, MA, United States of America

Ryan Terrence Duffy

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 = 3

Ryan Terrence DuffySteven Robert Shaw (2 patents)Ryan Terrence DuffyGeorge Harder Milheim (2 patents)Ryan Terrence DuffyEdward Charles Carignan (2 patents)Ryan Terrence DuffyRyan Terrence Duffy (2 patents)Steven Robert ShawSteven Robert Shaw (17 patents)George Harder MilheimGeorge Harder Milheim (12 patents)Edward Charles CarignanEdward Charles Carignan (3 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. E-circuit Motors, Inc. (2 from 18 patents)


2 patents:

1. 12495493 - Magnetic material filled printed circuit boards and printed circuit board stators

2. 11751330 - Magnetic material filled printed circuit boards and printed circuit board stators

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as of
1/2/2026
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