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Canfield, OH, United States of America

Pat Joseph Colonna

Average Co-Inventor Count = 2.00

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

Pat Joseph ColonnaMichael P Haessly (1 patent)Pat Joseph ColonnaErnest Richard Buehman (1 patent)Pat Joseph ColonnaPat Joseph Colonna (2 patents)Michael P HaesslyMichael P Haessly (1 patent)Ernest Richard BuehmanErnest Richard Buehman (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Delta Systems, Inc. (2 from 78 patents)


2 patents:

1. 9431183 - Plunger switch assembly and method of operation

2. 9269512 - Rocker switch and method of operating same

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12/13/2025
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