Growing community of inventors

Cumming, GA, United States of America

Earl Choy

Average Co-Inventor Count = 2.40

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 = 36

Earl ChoyRobert C Chinn (1 patent)Earl ChoyBob Chinn (1 patent)Earl ChoyW Dale Sutton, Sr (1 patent)Earl ChoyW Dale Sutton (0 patent)Earl ChoyEarl Choy (2 patents)Robert C ChinnRobert C Chinn (41 patents)Bob ChinnBob Chinn (4 patents)W Dale Sutton, SrW Dale Sutton, Sr (1 patent)W Dale SuttonW Dale Sutton (0 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Ferno-Washington, Inc. (1 from 151 patents)

2. Fernon-Washington, Inc. (1 from 1 patent)


2 patents:

1. 8100307 - Oxygen bottle carrier for use with X-frame ambulance cots

2. 7521891 - Charging system for recharging a battery of powered lift ambulance cot with an electrical system of an emergency vehicle

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as of
1/15/2026
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