Growing community of inventors

Crystal Lake, IL, United States of America

Steven J Rogman

Average Co-Inventor Count = 3.75

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 = 50

Steven J RogmanKenneth F Weger, Jr (1 patent)Steven J RogmanRobert A Bergum (1 patent)Steven J RogmanJose R Rodriguez (1 patent)Steven J RogmanGerald A Draffkorn, Jr (1 patent)Steven J RogmanJose R Rodriquez (1 patent)Steven J RogmanRichard A Koenig (1 patent)Steven J RogmanSteven J Rogman (2 patents)Kenneth F Weger, JrKenneth F Weger, Jr (15 patents)Robert A BergumRobert A Bergum (13 patents)Jose R RodriguezJose R Rodriguez (5 patents)Gerald A Draffkorn, JrGerald A Draffkorn, Jr (2 patents)Jose R RodriquezJose R Rodriquez (1 patent)Richard A KoenigRichard A Koenig (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Knaack Manufacturing Company (1 from 19 patents)

2. Knaack LLC (1 from 18 patents)


2 patents:

1. 8960814 - Lock system with spring-loaded latching mechanism

2. 5308126 - Push-button lock system

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as of
12/31/2025
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