Patents Assigned to Multispiro, Inc.
  • Peak flow meter
    Patent number: D332229
    Type: Grant
    Filed: November 18, 1991
    Date of Patent: January 5, 1993
    Assignee: Multispiro, Inc.
    Inventor: Daniel G. Brown
  • Peak flow meter
    Patent number: D367433
    Type: Grant
    Filed: March 31, 1995
    Date of Patent: February 27, 1996
    Assignee: Multispiro, Inc.
    Inventor: Larry L. Helwig