Growing community of inventors

Chicago, IL, United States of America

Duane R Picht

Average Co-Inventor Count = 3.00

ph-index = 2

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 = 30

Duane R PichtEmerson J Purkapile (1 patent)Duane R PichtEmerson Purkapile (1 patent)Duane R PichtNancy L Mikitka (1 patent)Duane R PichtAshley Pennebaker (1 patent)Duane R PichtDuane R Picht (2 patents)Emerson J PurkapileEmerson J Purkapile (14 patents)Emerson PurkapileEmerson Purkapile (4 patents)Nancy L MikitkaNancy L Mikitka (1 patent)Ashley PennebakerAshley Pennebaker (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Chicago Electrical Tool Company, Inc. (1 from 1 patent)

2. Samaritan Industries, Inc. (1 from 1 patent)


2 patents:

1. 5145221 - Sliding latch lock

2. 4820231 - Mannequin device

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idiyas.com
as of
12/19/2025
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