Growing community of inventors

Kyiv, Ukraine

Sergey N Buchman

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 = 29

Sergey N Buchman ↔ Vladimir A Schwartz (1 patent)Sergey N BuchmanSergey N Buchman (1 patent)Vladimir A SchwartzVladimir A Schwartz (4 patents)
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Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Cashcode Company Inc. (1 from 24 patents)


1 patent:

1. 5730271 - Currency validator with security box

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as of
12/13/2025
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