Growing community of inventors

Raleigh, NC, United States of America

Donald L Butler

Average Co-Inventor Count = 1.50

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 = 13

Donald L ButlerThomas E Martin (2 patents)Donald L ButlerDonald L Butler (3 patents)Thomas E MartinThomas E Martin (4 patents)
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Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Other (1 from 832,912 patents)

2. Aeroglide Corporation (1 from 8 patents)


3 patents:

1. D287014 - Spin cooler support frame or the like

2. 4531382 - Spin cooler

3. 4077540 - Receptacle carriage, dispenser and discharge device

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