US Patent 7909424 Method and system for dispensing liquid

A method and an apparatus for dispensing liquid are disclosed. The method includes the steps of storing one or more liquids in a thermal inkjet print head and providing a well plate having at least one well. At least one of the liquids is dispensed from the thermal inkjet print head into at least one well. The volume of the dispensed liquid is a fraction of the total required volume of the liquid in the at least one well, and the dispensing step is performed multiple times to dispense the required volume of the at least one liquid in at least one well.