Growing community of inventors

Princeton, NJ, United States of America

Andrew J Callegari

Average Co-Inventor Count = 4.00

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 = 45

Andrew J Callegari ↔ George D Cody (2 patents)Andrew J Callegari ↔ Roger W Cohen (2 patents)Andrew J Callegari ↔ Eugene R Elzinga, Jr (2 patents)Andrew J CallegariAndrew J Callegari (2 patents)George D CodyGeorge D Cody (12 patents)Roger W CohenRoger W Cohen (7 patents)Eugene R Elzinga, JrEugene R Elzinga, Jr (6 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Exxon Research and Engineering Company (2 from 4,227 patents)


2 patents:

1. 4973386 - Passive acoustic power spectra to monitor and control processing

2. 4877488 - Passive acoustic power spectra to monitor and control processing

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12/7/2025
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