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Xenia, OH, United States of America

Tod A Rapp

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 = 3

Tod A RappJohn W Donahue (2 patents)Tod A RappTod A Rapp (2 patents)John W DonahueJohn W Donahue (9 patents)
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Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Other (2 from 832,812 patents)


2 patents:

1. 5362104 - Non-scored ballot card

2. 5260550 - Punch-type vote recording device

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as of
12/18/2025
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