Growing community of inventors

Middleburg Heights, OH, United States of America

Robert Sonnabend

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 = 4

Robert SonnabendKrystal J Piper (1 patent)Robert SonnabendRobert Sonnabend (1 patent)Krystal J PiperKrystal J Piper (2 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Barrette Outdoor Living, Inc. (1 from 63 patents)


1 patent:

1. 8650741 - Method of assembling universal gate

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1/13/2026
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