Casio Vibra Watch
Digital watch with a vibrating alarm.  Informational website:  http://www.hearmore.com

Good Vibrations Deluxe Monitoring Kit
Alerting system with visual and vibrating features.  Alerts a hearing impaired/deaf user to various environmental events such as the telephone, doorbell ringing, or activation of an audio alarm device by flashing a lamp or shaking the bed. Informational website: http://harriscomm.com

Vindicator
Designed to make electronic equipment accessible to people with disabilities.  Uses optical and electrical sensors to automatically detect on/off events and provide corresponding notification to blind, visually impaired, hearing impaired or deaf persons.  Continuously monitors existing equipment. Informational website: http://www.hear-it.com