Growing community of inventors

Kittanning, PA, United States of America

Robert Hallman, Sr

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 = 56

Robert Hallman, SrWilliam E Martin (1 patent)Robert Hallman, SrRobert Hallman, Sr (1 patent)William E MartinWilliam E Martin (16 patents)
..
Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Other (1 from 832,891 patents)


1 patent:

1. 6027225 - Battery powered light having solar and inductive charging means

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