Growing community of inventors

Blue Springs, MO, United States of America

David R Crawford

Average Co-Inventor Count = 2.40

ph-index = 4

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 = 31

David R CrawfordFrank J Criscione, Ii (2 patents)David R CrawfordDavid M McDonald (2 patents)David R CrawfordDonald J Scheier (1 patent)David R CrawfordJames A Bonuchi (1 patent)David R CrawfordDavid R Crawford (4 patents)Frank J Criscione, IiFrank J Criscione, Ii (12 patents)David M McDonaldDavid M McDonald (4 patents)Donald J ScheierDonald J Scheier (15 patents)James A BonuchiJames A Bonuchi (2 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Simon-johnson, Inc. (3 from 10 patents)

2. Johnson Food Equipment, Inc. (1 from 14 patents)


4 patents:

1. 4961248 - Scalder apparatus

2. 4788831 - Method and apparatus for loading poultry carcasses into drag type

3. 4217678 - Poultry picking machine

4. 4175302 - Sealed feather picking unit

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idiyas.com
as of
12/19/2025
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