Growing community of inventors

Akron, NY, United States of America

William James Campbell

Average Co-Inventor Count = 2.18

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

William James CampbellDavid J Dubiel (3 patents)William James CampbellEdward J Horeth (1 patent)William James CampbellEd Horeth (1 patent)William James CampbellWilliam James Campbell (4 patents)David J DubielDavid J Dubiel (34 patents)Edward J HorethEdward J Horeth (14 patents)Ed HorethEd Horeth (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Chapin Manufacturing, Inc. (4 from 116 patents)


4 patents:

1. 11483965 - Hand-held spreader having a base attachable to a plurality of different hoppers

2. 10736263 - Controlled-release spreader

3. D873865 - Particulate spreader

4. D823655 - Hand-held spreader

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