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
Kenneth R Houseman: Metal collector. General Dental, Pearne Gordon Sessions McCoy Granger & Tilberry, April 3, 1984: US04440616 (14 worldwide citation)

A device for collecting ionized metal from a liquid solution, such as silver from photographic or radiographic solutions, which is highly efficient in operation and convenient in use. Efficiency of the device results from a unique impeller/turbulator which, besides being adapted to pump liquid throu ...


3
Kenneth R Houseman: Electrolytic apparatus for recovering metal from solutions. Litton Industrial Products, Robert A Seldon, November 20, 1979: US04175026 (13 worldwide citation)

An electrolytic apparatus is disclosed for recovering a metal from a solution in which the metal is present in ionic form. In the preferred embodiment, the apparatus includes an elongated strip of plastic film coated on both sides thereof with conductive coatings to form anodic and cathodic surfaces ...


4
Kenneth R Houseman: Vortex type metal collector. General Dental, Pearne Gordon Sessions McCoy Granger & Tilberry, March 27, 1984: US04439300 (12 worldwide citation)

A device for collecting ionized metal from a liquid solution, such as silver from photographic or radiographic solutions, which is highly efficient in operation and convenient in use. Efficiency of the device results from a unique flow path which induces vortex currents that promote increased electr ...


5
Kenneth R Houseman, David C Wender, Lawrence G Banovez, Mieczyslaw Wroblewski: Vertical beam spectrophotometer. Abbott Laboratories, Alan W Kowalchyk, April 19, 1988: US04738534 (3 worldwide citation)

A vertical beam spectrophotometer for measuring the light absorption of an assay prepared using standard wet chemistry procedures and conventional solid phase coated bead technology is disclosed. The spectrophotometer measures the absorption of the assay in a conventional reaction cuvette with the b ...


6
Kenneth R Houseman: Electrolytic metal reclamation device. General Dental, Pearne Gordon Sessions McCoy Granger & Tilberry, March 27, 1984: US04439299

A device for recovering metal from an aqueous bath generating metal ions, by means of an electrolytic process. The device includes a source of direct current and a non-conductive base plate adapted to be immersed in the aqueous bath. One face of the base plate has a conductive anodic surface layer t ...