PRO-TECH, INC.

PMN#

• BODY POSITION INDICATOR, MODEL BPI1

  1995-05-04

  PRO-TECH, INC.

• SNORING MICROPHONE, SM1

  1995-01-11

  PRO-TECH, INC.

• PLM SENSOR, MODEL PLM1

  1994-11-10

  PRO-TECH, INC.

• FREEDOM OXIMETER/EEG DIGITAL INTERFACE

  1993-09-10

  PRO-TECH, INC.

• CRYSTAL TRACE PIEZO RESPIRATORY EFFORT SENSOR

  1992-12-30

  PRO-TECH, INC.

• CANNULA STYLE THERMOCOUPLES

  1992-05-22

  PRO-TECH, INC.

• EZ-1 SYSTEM RESPIRATORY EFFORT SENSORS

  1992-05-20

  PRO-TECH, INC.