Patents Assigned to Tel, Inc.
  • Heartbeat monitor for wearing during exercise
    Patent number: 6080110
    Abstract: A heartbeat monitor for wearing during exercise and receiving audio heartbeat information includes a pulse rate detector having an infrared source and an infrared sensor on a flexible cup-shaped ear piece which fits into the ear canal.
    Type: Grant
    Filed: April 19, 1999
    Date of Patent: June 27, 2000
    Assignee: Tel, Inc.
    Inventor: Harold Thorgersen