Growing community of inventors

Big Lake, MN, United States of America

Douglas Robert Grangroth

Average Co-Inventor Count = 10.52

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 = 14

Douglas Robert GrangrothDevin Joseph Danielson (3 patents)Douglas Robert GrangrothJared Richard Spindler (2 patents)Douglas Robert GrangrothDonald Scott Hansen (2 patents)Douglas Robert GrangrothAaron Lee Swanson (2 patents)Douglas Robert GrangrothErick John Halvorson (2 patents)Douglas Robert GrangrothLeigh Raymond Collyer (2 patents)Douglas Robert GrangrothJoseph Patrick Wood (2 patents)Douglas Robert GrangrothAdam Christian Krone (2 patents)Douglas Robert GrangrothNathan Len Wiater (2 patents)Douglas Robert GrangrothKevin James Miller (2 patents)Douglas Robert GrangrothKevin David Thompson (1 patent)Douglas Robert GrangrothJacob Tyler Crosby (1 patent)Douglas Robert GrangrothRicky Allen Warne (1 patent)Douglas Robert GrangrothGary Orlen Homme (1 patent)Douglas Robert GrangrothTodd Macdonald (1 patent)Douglas Robert GrangrothBrent Orlin Magner (1 patent)Douglas Robert GrangrothJoel Merlyn Braun (1 patent)Douglas Robert GrangrothSteven Allen Mathison (1 patent)Douglas Robert GrangrothDouglas Robert Grangroth (3 patents)Devin Joseph DanielsonDevin Joseph Danielson (6 patents)Jared Richard SpindlerJared Richard Spindler (16 patents)Donald Scott HansenDonald Scott Hansen (10 patents)Aaron Lee SwansonAaron Lee Swanson (6 patents)Erick John HalvorsonErick John Halvorson (5 patents)Leigh Raymond CollyerLeigh Raymond Collyer (5 patents)Joseph Patrick WoodJoseph Patrick Wood (2 patents)Adam Christian KroneAdam Christian Krone (2 patents)Nathan Len WiaterNathan Len Wiater (2 patents)Kevin James MillerKevin James Miller (2 patents)Kevin David ThompsonKevin David Thompson (10 patents)Jacob Tyler CrosbyJacob Tyler Crosby (6 patents)Ricky Allen WarneRicky Allen Warne (4 patents)Gary Orlen HommeGary Orlen Homme (4 patents)Todd MacdonaldTodd Macdonald (2 patents)Brent Orlin MagnerBrent Orlin Magner (2 patents)Joel Merlyn BraunJoel Merlyn Braun (1 patent)Steven Allen MathisonSteven Allen Mathison (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Arctic Cat Inc. (3 from 220 patents)


3 patents:

1. 12409691 - Off-road utility vehicle

2. 11046176 - Off-road utility vehicle

3. 11014419 - Off-road utility vehicle

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as of
12/7/2025
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