Growing community of inventors

Norwalk, CT, United States of America

David Wirth

Average Co-Inventor Count = 3.00

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 = 14

David WirthJohn M MacPhee (2 patents)David WirthC Robert Gasparrini (1 patent)David WirthJohn St John (1 patent)David WirthDavid Wirth (2 patents)John M MacPheeJohn M MacPhee (17 patents)C Robert GasparriniC Robert Gasparrini (3 patents)John St JohnJohn St John (2 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Baldwin-gegenheimer Gmbh (2 from 27 patents)


2 patents:

1. 4461210 - Wedge shaped ink agitator for printing presses

2. 4394870 - System for mixing concentrate and water to form fountain solution for

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12/16/2025
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