1
Donald J Hayes, David B Wallace, Donald J Verlee, Kenneth R Houseman: Apparatus and process for reagent fluid dispensing and printing. Abbott Laboratories, Thomas D Brainard, Rodney A Daniel, Edward H Gorman Jr, October 31, 1989: US04877745 (140 worldwide citation)

This invention relates to a system for printing and dispensing chemical reagents in precisely controlled volumes onto a medium at a precisely controlled location. A jetting tube, comprising an orifice at one end and a fluid receiving aperture at the other end, is concentrically mounted within a cyli ...


2
Joseph P Donohue, Mitchell S Budniak: Analog to digital converter for fluid analyzing apparatus. Abbott Laboratories, Donald L Corneglio, Martin L Katz, Rodney A Daniel, April 26, 1988: US04740080 (8 worldwide citation)

A device for producing a digital representation of an analog signal in apparatus for use in analyzing samples of biological material. The apparatus conducts such analysis by optical techniques, whereby an analog signal is generated which corresponds to the strength of a light component impinging a l ...