Growing community of inventors

Woodinville, WA, United States of America

David E Sampson

Average Co-Inventor Count = 1.80

ph-index = 5

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 = 337

David E SampsonSteven Louis Forte (8 patents)David E SampsonDavid E Sampson (9 patents)Steven Louis ForteSteven Louis Forte (35 patents)
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Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Bally Gaming, Inc. (3 from 1,255 patents)

2. Savant Shuffler LLC (3 from 3 patents)

3. Sg Gaming, Inc. (2 from 163 patents)

4. Other (1 from 832,929 patents)


9 patents:

1. 10933301 - Method for shuffling and dealing cards

2. 10863264 - Vibration inducing tactile apparatus

3. 10668362 - Method for shuffling and dealing cards

4. 10279245 - Method and apparatus for handling cards

5. 9731190 - Method and apparatus for shuffling and handling cards

6. 9713761 - Method for shuffling and dealing cards

7. 8844930 - Method for shuffling and dealing cards

8. 8485527 - Card shuffler

9. 8342526 - Card shuffler

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as of
1/13/2026
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