Growing community of inventors

Raleigh, NC, United States of America

Dan Lewis

Average Co-Inventor Count = 2.00

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 = 27

Dan Lewis ↔ Marc Hoffman (2 patents)Dan LewisDan Lewis (2 patents)Marc HoffmanMarc Hoffman (3 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Vacon Oy (2 from 41 patents)


2 patents:

1. D783529 - Frequency converter

2. D773993 - Frequency converter

Please report any incorrect information to support@idiyas.com
idiyas.com
as of
12/18/2025
Loading…