Device which simulates exercise obtained while climbing stairs

Devices, systems and methods for receiving, recording and...

Diabolo toy

Diagnostic testing system for an exercise machine

Diaper swim vest

Diet mask

Dimple pattern

Dinohead harness - "product" (exercise name -"primal edge")

Direct drive exercising apparatus

Direction and slope indicating putter head

Directional means for determining the line a ball should...

Disc launching and catching device

Discoloration of sport and military items for vision training

Dispenser

Display apparatus for use in athletic games

Display device for an exercise apparatus

Disposable catching glove

Distance indicator system for golf

Distance marker within a golf course fairway

Distance multi-layer golf ball