Growing community of inventors

Hillsboro, OR, United States of America

Charles E Kerr

Average Co-Inventor Count = 1.64

ph-index = 3

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 = 44

Charles E KerrKerry K Paulson (1 patent)Charles E KerrPaul A Heinsch (1 patent)Charles E KerrRobert A Balch (1 patent)Charles E KerrCharles E Kerr (3 patents)Kerry K PaulsonKerry K Paulson (16 patents)Paul A HeinschPaul A Heinsch (2 patents)Robert A BalchRobert A Balch (2 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Other (1 from 832,761 patents)

2. The Jugs Company (1 from 4 patents)

3. Jugs, Inc. (1 from 4 patents)


3 patents:

1. 5947101 - Skeet throwing device

2. 5437261 - Ball pitching device

3. 4266457 - Cope cutter

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as of
12/16/2025
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