Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Browse by Category: Main > Transportation & Automotive
Class Information
Number: 441/72
Name: Buoys, rafts, and aquatic devices > Water skimming or walking device > Water ski > With seat
Description: Devices including means upon which a skier may sit while being towed.










Patents under this class:

Patent Number Title Of Patent Date Issued
8322731 Kneeling/sledding snow board apparatus Dec. 4, 2012
8128102 Kneeling/sledding snow board apparatus Mar. 6, 2012
7604522 Hydrofoil bike apparatus Oct. 20, 2009
7232355 Flying ski Jun. 19, 2007
7097523 Flying ski Aug. 29, 2006
6786785 Flying ski Sep. 7, 2004
6758709 Adjustable plate binding assembly Jul. 6, 2004
6551158 Adjustable angled rear wing Apr. 22, 2003
6443786 Flying ski Sep. 3, 2002
6234856 Flying ski May. 22, 2001
6179676 Shock tower Jan. 30, 2001
6135047 Kit for non-permanently converting a stand up PWC into a sit down Oct. 24, 2000
5700174 Kneeboard Dec. 23, 1997
5249998 Water sports device Oct. 5, 1993
5100354 Water sports device Mar. 31, 1992
4865572 Support seat for a ski Sep. 12, 1989
4808134 Water ski boot Feb. 28, 1989
4678445 Water and snow wishbone shaped sled for one or two Jul. 7, 1987
4629434 Water gliding board Dec. 16, 1986
4378747 Aquatic recreation vehicle Apr. 5, 1983
4361103 Water sled device Nov. 30, 1982
4082304 Ski-sled Apr. 4, 1978











 
 
  Recently Added Patents
Pixel structure of a solid-state image sensor employing a charge sorting method
System and method for distributed security
Imaging lens with three lens elements, and electronic apparatus having the same
Lens system
In-vehicle electronic control apparatus having monitoring control circuit
Power converter for an LED assembly and lighting application
Sensor chip, sensor cartridge, and analysis apparatus
  Randomly Featured Patents
Magneto-resistive head
Phosphorus modified small pore molecular sieve catalysts, and their use in the production of light olefins
Programmable computer graphic objects
Exhaust gas cleaning system
Plate-making method of lithographic printing plate
Rocker base
Method and apparatus for analysis
Apparatus and method for detecting azimuth and inclination angle, program for detecting the same, and portable terminal device for detecting the same
Systems and methods for determining element phase center locations for an array of antenna elements
Method and apparatus for measuring viscous heating of viscoelastic materials