Growing community of inventors

Atlanta, GA, United States of America

L Andrew Withers

Average Co-Inventor Count = 2.00

ph-index = 7

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 = 391

L Andrew WithersDavid W Hughes (7 patents)L Andrew WithersL Andrew Withers (7 patents)David W HughesDavid W Hughes (10 patents)
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Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Mcdonald, Withers & Hughes, Inc. (5 from 6 patents)

2. Other (2 from 832,880 patents)


7 patents:

1. 5458072 - Disposable medical wastes collector with liquid absorber

2. 5385105 - Burnable wastes collector with liquid absorber and identifier

3. 5323719 - Contaminated wastes disposal system

4. 5259501 - Personal use syringe collecting and disposing system

5. 5245117 - Personal use syringe dispensing and collecting system

6. 5167193 - Medical wastes disposal system

7. 5163375 - Medical wastes disposal system

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as of
1/5/2026
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