Patents Represented by Law Firm Wegner, Canton, Mueller & Player
  • Simple blood sampling device
    Patent number: 5320607
    Abstract: A simple blood sampling device composed of a vacuum chamber, a skin suction portion and a piercing and cutting means.
    Type: Grant
    Filed: January 11, 1993
    Date of Patent: June 14, 1994
    Assignee: Kabushiki Kaisya Advance
    Inventor: Hiromu Ishibashi