Patents and Trademarks

Turkey Patent  # 2005 04909 B (2009)

"Low Drag Submerged Asymmetric Displacement Lifting Body "

Canada Patent # 2,524,176 (2009)

"Low Drag Submerged Asymmetric Displacement Lifting Body "

U.S. Patent # 7,598,624 B2 (2009) (Divisional)
"Marine Wave Energy Conversion System"

Mexico Patent #267249 (2009)

"Low Drag Submerged Asymmetric Displacement Lifting Body"

New Zealand Patent # 563489 (2009) (Divisional)

"Low Drag Submerged Asymmetric Displacement Lifting Body"

New Zealand Patent # 543249 (2008)

"Low Drag Submerged Asymmetric Displacement Lifting Body"

U.S. Patent # 7,470,161 B2 (2008)
“Lifting Body Waterjet Propulsion Inlet Inductor”

U.S. Patent # 7,459,802 B2 (2008)
"Marine Wave Energy Conversion System"

U.S. Patent  # 7,418,915 B2 (2008)
"Entrapment Tunnel Monohull Optimized for Waterjet and High Payload"

U.S. Patent # 7,380,514 B2 (2008)
"Hull with Improved Trim Control"

U.S. Patent # 7357,687 B1 (2008)
"Marine Propulsion Steering System"

Singapore Patent # 117157 (2008)
"Low Drag Submerged Asymmetric Displacement Lifting Body"

Korea Patent # 10-0806227 (2008)
"Low Drag Submerged Asymmetric Displacement Lifting Body"

U.S. Patent # 7,338,336 B2 (2008)
"Watercraft Hull with Adjustable Keel"

U.S. Patent # 7,311,059 (2007)
"Watercraft Hull with Entrapment Tunnel - BETI"

U.S. Patent # 7,299,763 (2007)
"Hull with Propulsion Tunnel and Leading Edge Interceptor LEPTI”

U.S. Patent # 7,191,725 B2 (2007)
"Bow Lifting Body”

U.S. Patent # 7,004,093 B2 (2006) 
"Low Drag Submerged Asymmetric Displacement Lifting Body"

U.S. patent # 6,263,819 B1 (2001)
“Low Drag  Submerged Displacement Hull” 

U.S. Patent # 5,645,008 (1997)
“Midfoil SWAS”

U.S. Patent # 5,433,161 (1995)
“SWAS Vessel”

U.S. Patent # 5,313,906 (1994)
“Small Waterplane Twin Hull Vessel”

U.S. Patent # 4,174,671 (1979)
“Semi-Submerged Ship”

Navatek Ltd. holds federal trademarks on the following names: Navatek ®, Waverider ®,   HYSWAC ®, ETM ®, BLB ®, ARES ®, CAAT ®, SEA BLADE ®, and NavaSim ®.