Active control releasable ballast system for use with dive...

Adjustable size buoyancy compensator

Adjustment mechanism for a scuba second stage airflow regulator

Air cylinder fastening device

Air inlet valve for underwater diver's dry suit

Aluminum scuba tank buoyancy compensation system

Amphibious audible alarm device

Apparatus for securely supporting scuba tanks via a vehicle...

Aquatic breathing apparatus, system, and associated methods

Attitude adjusting apparatus for scuba divers

Audible alarm device for divers

Audible alarm device for divers and others

Audible signalling system for divers

Automatic buoyancy compensator with electronic vertical motion

Automatically-controlled buoyancy vest

Backpack

Backpack for underwater breathing gas tanks

Backpack systems

Balanced buoyancy control diving gear

Balancing jacket for divers