Kenneth E. Hey — 28 Patents at Sunstream

Kenneth E. Hey has been granted 28 US patents while listed as an inventor at Sunstream. The first was granted in 1991 and the most recent in July 2025. Kenneth E. Hey ranks #134,628 of 4,157,543 US inventors in our database (top 3.2%). Patent records list Kenneth E. Hey in Mercer Island, WA, US.

Issued Patents All Time

Showing 1–25 of 28 patents

Patent #	Title	Co-Inventors	Date	Approx Value ⓘ
12358600	Watercraft lift	Loern Alan Halverson, Dean Allen Stanford, Kent Bradley Van Olst	2025-07-15
D1078212	Watercraft lift support foot	Loern Alan Halverson, Dean Allen Stanford	2025-06-03
D1069313	Watercraft lift beam	Loern Alan Halverson, Dean Allen Stanford	2025-04-01
11932364	Watercraft lift	Loern Alan Halverson, Dean Allen Stanford, Kent Bradley Van Olst	2024-03-19
10293889	Automatic watercraft cover	Loern Alan Halverson, Dean Allen Stanford	2019-05-21
10011326	Watercraft lift and automatic watercraft cover	Dean Allen Stanford, Loern Alan Halverson	2018-07-03
9527552	Watercraft lift and automatic watercraft cover	Dean Allen Stanford, Loern Alan Halverson	2016-12-27
9199705	Compact self-monitoring self-stabilizing air displacement watercraft lift	—	2015-12-01
8911174	Watercraft lift and automatic water craft cover	Harry Millan, Jr., Jeffrey Alan Hart, Loern Alan Halverson	2014-12-16
8683912	Hydraulic cylinder contamination prevention system	William Setter	2014-04-01
8683934	Compact self-monitoring self-stabilizing air displacement watercraft lift	—	2014-04-01
8291810	Hydraulic cylinder contamination prevention system	William Setter	2012-10-23
8069807	Floating drive-on watercraft docking system	Bryce M. Kloster	2011-12-06
7527014	Self-adjusting watercraft canopy	Bryce M. Kloster	2009-05-05
7246970	Shallow water watercraft lift	—	2007-07-24
6976442	Variable range apparatus for watercraft lift	Bryce M. Kloster	2005-12-20
6830410	Bunk beam and bunk cushion apparatus for supporting a watercraft	Edward D. Davidson	2004-12-14
6823809	Floating watercraft lift apparatus and method	—	2004-11-30
D487423	Upper end portion of a watercraft bunk cushion	Edward D. Davidson	2004-03-09
D484450	Sidewall portion of a watercraft bunk beam	Edward D. Davidson	2003-12-30
D484086	Upper surface portion of a watercraft bunk cushion	Edward D. Davidson	2003-12-23
6131850	Adjustable length brace for cyclic loads	John H. Polk	2000-10-17	$129,799,000
5908264	Watercraft lift	—	1999-06-01
5860623	Three link failsafe engine mount	Kent W. Dunstan	1999-01-19	$99,099,000
5725181	Aircraft engine thrust mount	—	1998-03-10	$164,706,000

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Kenneth E. Hey — 28 Patents

Issued Patents All Time

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