Growing community of inventors

Hamilton, IL, United States of America

David B Cale

Average Co-Inventor Count = 1.60

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 = 32

David B Cale ↔ Ralph C Burgin (2 patents)David B Cale ↔ Rodney Little (1 patent)David B CaleDavid B Cale (4 patents)Ralph C BurginRalph C Burgin (15 patents)Rodney LittleRodney Little (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Dadant & Sons, Inc. (4 from 6 patents)


4 patents:

1. 4615138 - Bee smoker

2. 4476589 - Ventilated hat

3. D271250 - Ventilated hat

4. 4385990 - Separator for honey and wax

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as of
1/3/2026
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