Growing community of inventors

Fort Collins, CO, United States of America

Donald H Eason

Average Co-Inventor Count = 1.50

ph-index = 21

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 = 917

Donald H EasonJonathan P Workman (6 patents)Donald H EasonRobin Richard Slaton (4 patents)Donald H EasonKenneth W House (4 patents)Donald H EasonDouglas A Kempel (4 patents)Donald H EasonKazuhito Nakajima (3 patents)Donald H EasonJamie D Porter (2 patents)Donald H EasonMark E Wanger (1 patent)Donald H EasonDavid M Roberts (1 patent)Donald H EasonDarrell A Schoenig (1 patent)Donald H EasonJon L Lindskog (1 patent)Donald H EasonTillman Frazier Taylor (1 patent)Donald H EasonTodd B Eimen (1 patent)Donald H EasonThurman F Hodge (1 patent)Donald H EasonSteven Grant Fisher (1 patent)Donald H EasonJulie T Petit (1 patent)Donald H EasonThomas E Rosendahl (1 patent)Donald H EasonTillman F Taylor, Jr (1 patent)Donald H EasonDonald H Eason (31 patents)Jonathan P WorkmanJonathan P Workman (15 patents)Robin Richard SlatonRobin Richard Slaton (27 patents)Kenneth W HouseKenneth W House (14 patents)Douglas A KempelDouglas A Kempel (4 patents)Kazuhito NakajimaKazuhito Nakajima (13 patents)Jamie D PorterJamie D Porter (2 patents)Mark E WangerMark E Wanger (31 patents)David M RobertsDavid M Roberts (25 patents)Darrell A SchoenigDarrell A Schoenig (13 patents)Jon L LindskogJon L Lindskog (6 patents)Tillman Frazier TaylorTillman Frazier Taylor (4 patents)Todd B EimenTodd B Eimen (2 patents)Thurman F HodgeThurman F Hodge (2 patents)Steven Grant FisherSteven Grant Fisher (1 patent)Julie T PetitJulie T Petit (1 patent)Thomas E RosendahlThomas E Rosendahl (1 patent)Tillman F Taylor, JrTillman F Taylor, Jr (1 patent)
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Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Ultimate Support Systems, Inc. (19 from 30 patents)

2. Swift Distribution, Inc. (7 from 22 patents)

3. Yamaha Corporation (2 from 5,452 patents)

4. Roland Corporation (1 from 477 patents)

5. Feedback Sports LLC (1 from 7 patents)

6. Dmk Colorado, LLC (1 from 1 patent)

7. Ultimate Holdings, Inc. (1 from 1 patent)

8. Ultimate Supports Systems, Inc. (1 from 1 patent)


31 patents:

1. 8893897 - Secure, quick attachment and release bicycle support systems

2. D663654 - Propulsion trailer

3. 8106278 - Percussion instrument support apparatus

4. 8075217 - Telescoping member methods and apparatus

5. 7932451 - Musical instrument support methods and apparatus

6. 7928304 - Instrument support apparatus having non-horizontal tiers and vertical axis pivot capability

7. D613092 - Drum rack

8. D580262 - Percussion instrument support arm clamp

9. D576870 - Drum rack member clamp

10. D556530 - Clamp for bicycles

11. D506219 - Base assembly

12. D505617 - Swivel clamp fitting

13. 6814332 - Microphone support boom movement control apparatus and method with differential motion isolation capability

14. 6789772 - Off-axis reducible support structure

15. D493363 - Swivel clamp fitting

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as of
1/2/2026
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