Growing community of inventors

Geneva, IL, United States of America

David A Marcinkiewicz

Average Co-Inventor Count = 1.89

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 = 18

David A MarcinkiewiczJohn M Zdenek (2 patents)David A MarcinkiewiczEarl L Smith (2 patents)David A MarcinkiewiczAndrew C Capigatti (1 patent)David A MarcinkiewiczDavid A Marcinkiewicz (3 patents)John M ZdenekJohn M Zdenek (5 patents)Earl L SmithEarl L Smith (3 patents)Andrew C CapigattiAndrew C Capigatti (2 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Rockwell International Corporation (2 from 3,430 patents)

2. Other (1 from 832,718 patents)


3 patents:

1. 5539818 - Telephonic console with prerecorded voice message and method

2. 5461668 - Telephonic console with programmable nonvolatile personality memory and

3. 5371785 - Telephonic console with multipersonality control apparatus and method

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as of
12/12/2025
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