Growing community of inventors

Danbury, NH, United States of America

Frederick J Maddage, Jr

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 = 65

Frederick J Maddage, Jr ↔ Bernard J Berg (1 patent)Frederick J Maddage, Jr ↔ Kevin Tougas (1 patent)Frederick J Maddage, Jr ↔ Richard Maurice Montminy (1 patent)Frederick J Maddage, JrFrederick J Maddage, Jr (1 patent)Bernard J BergBernard J Berg (21 patents)Kevin TougasKevin Tougas (1 patent)Richard Maurice MontminyRichard Maurice Montminy (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. X-Rite Gmbh (1 from 80 patents)


1 patent:

1. 6583879 - Benchtop spectrophotometer with improved targeting

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as of
1/9/2026
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