Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Donald H. Eason — 34 Patents

USUltimate Support Systems: 20 patents #1 of 13Top 8%
SDSwift Distribution: 7 patents #2 of 11Top 20%
UNUnknown: 3 patents #7,366 of 83,584Top 9%
Yamaha: 2 patents #899 of 2,001Top 45%
ULUltimate: 1 patents #6 of 13Top 50%
RORoland: 1 patents #161 of 292Top 60%
FSFeedback Sports: 1 patents #5 of 8Top 65%
Fort Collins, CO: #91 of 3,421 inventorsTop 3%
Colorado: #858 of 40,980 inventorsTop 3%
Overall (All Time): #100,737 of 4,157,543Top 3%
34 Patents All Time
Donald H. Eason has been granted 34 US patents while listed as an inventor at Ultimate Support Systems. The first was granted in 1988 and the most recent in November 2014. Donald H. Eason ranks #100,737 of 4,157,543 US inventors in our database (top 2.4%). Patent records list Donald H. Eason in Fort Collins, CO, US.

Issued Patents All Time

Showing 1–25 of 34 patents

Patent #TitleCo-InventorsDate
8893897 Secure, quick attachment and release bicycle support systems Jonathan P. Workman 2014-11-25
D663654 Propulsion trailer Mark E. Wanger 2012-07-17
8106278 Percussion instrument support apparatus 2012-01-31
8075217 Telescoping member methods and apparatus 2011-12-13
D648571 X-shaped music stand 2011-11-15
D646505 Guitar stand 2011-10-11
D643648 Keyboard stand 2011-08-23
7932451 Musical instrument support methods and apparatus Jonathan P. Workman, David Roberts, Julie T Petit, Todd Eimen 2011-04-26
7928304 Instrument support apparatus having non-horizontal tiers and vertical axis pivot capability Steven Grant Fisher 2011-04-19
D613092 Drum rack Kazuhito Nakajima 2010-04-06
D580262 Percussion instrument support arm clamp Kazuhito Nakajima 2008-11-11
D576870 Drum rack member clamp Kazuhito Nakajima 2008-09-16
D556530 Clamp for bicycles Jonathan P. Workman 2007-12-04
D506219 Base assembly 2005-06-14
D505617 Swivel clamp fitting 2005-05-31
6814332 Microphone support boom movement control apparatus and method with differential motion isolation capability 2004-11-09
6789772 Off-axis reducible support structure 2004-09-14
D493363 Swivel clamp fitting 2004-07-27
D492587 Swivel clamp fitting 2004-07-06
6375135 High strength engineered collapsible tripod Jonathan P. Workman, Kenneth W. House, Douglas A. Kempel, Robin Richard Slaton, Tillman Frazier Taylor 2002-04-23
6343802 Method and system for concentrated primary support for a user in support assistive devices Jonathan P. Workman, Kenneth W. House 2002-02-05
D450339 Tripod 2001-11-13
6283421 Instrument support system Robin Richard Slaton, Douglas A. Kempel 2001-09-04
D435365 Instrument stand Douglas A. Kempel, Robin Richard Slaton 2000-12-26
6062396 Integrated vehicle display system 2000-05-16