Bellevue, Washington
United States
3
2014-09-11
The entities that hold a legal rights for patent applications filed by inventor Hey Kenneth E.:
Kenneth E. Hey from Bellevue, US has applied for patents for these inventions. The list has both pending applications and granted patents:
Compact self-monitoring self-stabilizing air displacement watercraft lift
#2 | 2013-01-17Hydraulic cylinder contamination prevention system
#3 | 2012-12-13Compact self-monitoring self-stabilizing air displacement watercraft lift
34948 ⎘