Rotatable jet propulsion unit for watercraft

Rudder for watercraft

Rudder mechanism for jet propelled personal watercraft

Safe efficient outboard motor assembly

Safe efficient outboard motor assembly

Screen for watercraft jet propulsion unit

Screw propeller with no shaft boss and ship thruster using such

Seahorse

Seal construction for a pump of a small watercraft

Secondary thrust arrangement for small watercraft

Self-activating marine jet drive weed grate cleanout system

Self-deploying rudder for high speed maneuverability of...

Self-propelled aquatic toy

Self-propelled floatable fire nozzle

Shaft shielding top loader

Shift and steering control system for water jet apparatus

Shift control for small watercraft

Ship

Ship with wave engulfing enhanced propulsors

Slidable mounting board for small water craft