Growing community of inventors

Cincinnati, OH, United States of America

James E Lammert

Average Co-Inventor Count = 3.00

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 = 4

James E LammertJohn R Howard (1 patent)James E LammertCharles E Nichols (1 patent)James E LammertJames E Lammert (1 patent)John R HowardJohn R Howard (24 patents)Charles E NicholsCharles E Nichols (8 patents)
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Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. The Drackett Company (1 from 156 patents)


1 patent:

1. 4538318 - Push broom assembly

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as of
12/15/2025
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