Growing community of inventors

Stamford, CT, United States of America

Donald J Illk

Average Co-Inventor Count = 2.40

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 = 44

Donald J IllkRobert E Kleid (1 patent)Donald J IllkFerris Gene Keyt (1 patent)Donald J IllkF Gene Keyt (1 patent)Donald J IllkDonald J Illk (2 patents)Robert E KleidRobert E Kleid (3 patents)Ferris Gene KeytFerris Gene Keyt (3 patents)F Gene KeytF Gene Keyt (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Pitney Bowes Inc. (2 from 2,979 patents)


2 patents:

1. 4317136 - Facsimile system

2. 4014535 - Continuous sheet collating method and apparatus

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as of
1/5/2026
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