Growing community of inventors

Lynnfield, MA, United States of America

Darlene Drutman

Average Co-Inventor Count = 5.00

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 = 1,075

Darlene Drutman ↔ Andrew Egendorf (1 patent)Darlene Drutman ↔ Eugene Pettinelli (1 patent)Darlene Drutman ↔ Norton Greenfeld (1 patent)Darlene Drutman ↔ Charles Drutman (1 patent)Darlene Drutman ↔ Norton Greenfield (0 patent)Darlene Drutman ↔ Norton Greenfield (0 patent)Darlene DrutmanDarlene Drutman (1 patent)Andrew EgendorfAndrew Egendorf (24 patents)Eugene PettinelliEugene Pettinelli (4 patents)Norton GreenfeldNorton Greenfeld (2 patents)Charles DrutmanCharles Drutman (1 patent)Norton GreenfieldNorton Greenfield (0 patent)Norton GreenfieldNorton Greenfield (0 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Rovingradar, Inc. (1 from 1 patent)

2. Confine, Inc. (0 patent)


1 patent:

1. 6618593 - Location dependent user matching system

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as of
12/19/2025
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