Growing community of inventors

Roslyn, NY, United States of America

John Kempf

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 = 2

John Kempf ↔ Stylianos Derventzis (1 patent)John Kempf ↔ Bart Stephens (1 patent)John Kempf ↔ Fuxian Yin (1 patent)John KempfJohn Kempf (1 patent)Stylianos DerventzisStylianos Derventzis (4 patents)Bart StephensBart Stephens (4 patents)Fuxian YinFuxian Yin (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Other (1 from 832,961 patents)


1 patent:

1. 8482613 - Apparatus and method for photographing birds

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1/14/2026
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