Growing community of inventors

Newark, DE, United States of America

Kurt F Haffken

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 = 10

Kurt F HaffkenCharles Litvin (1 patent)Kurt F HaffkenKurt F Haffken (1 patent)Charles LitvinCharles Litvin (24 patents)
..
Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Lasko Metal Products, Inc. (1 from 6 patents)


1 patent:

1. 5368445 - Pedestal fan

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as of
12/12/2025
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