Growing community of inventors

Parker, CO, United States of America

Gary D Fields

Average Co-Inventor Count = 2.40

ph-index = 4

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 = 236

Gary D FieldsJoseph P Markham (2 patents)Gary D FieldsRonald L Smith (2 patents)Gary D FieldsBrent P Johnson (2 patents)Gary D FieldsGary D Fields (4 patents)Joseph P MarkhamJoseph P Markham (51 patents)Ronald L SmithRonald L Smith (16 patents)Brent P JohnsonBrent P Johnson (2 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Amf Bowling, Inc. (2 from 33 patents)

2. Bounce, Inc. (2 from 21 patents)


4 patents:

1. 6129053 - Pet toy product with integral treats receiving receptacles

2. 5947061 - Pet toy product with integral treats receiving receptacles

3. 5274871 - Multiple tanks for applying lane dressing to transfer roller for bowling

4. 5243728 - Multiple independent variable speed transfer rollers for bowling lane

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as of
12/13/2025
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