Growing community of inventors

Charlotte, NC, United States of America

James Machen

Average Co-Inventor Count = 3.60

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 = 82

James Machen ↔ Edgar Montague (3 patents)James Machen ↔ Edmund Machen (3 patents)James Machen ↔ David Mehaffey (1 patent)James Machen ↔ David Meheffey (1 patent)James MachenJames Machen (3 patents)Edgar MontagueEdgar Montague (14 patents)Edmund MachenEdmund Machen (3 patents)David MehaffeyDavid Mehaffey (1 patent)David MeheffeyDavid Meheffey (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Kangaroo Products Company (3 from 3 patents)


3 patents:

1. D348965 - Golf motorcaddie

2. D347719 - Motorized golf bag cart handle

3. D347505 - Motorized golf bag cart chassis

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as of
12/29/2025
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