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Buffalo, MN, United States of America

Tom Keller

Average Co-Inventor Count = 2.00

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 = 17

Tom KellerSteve King (3 patents)Tom KellerTom Keller (3 patents)Steve KingSteve King (5 patents)
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Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Landscape Structures Inc. (3 from 48 patents)


3 patents:

1. 8485911 - Play systems having multiple curved structural members

2. 8366562 - Arch-based play system

3. 8021240 - Configurable multi-arch play systems

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as of
12/24/2025
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