1
Lori A Truitt, Frank Corbin III, Donn D Lobdell, Douglas P Miller, Keith Manica, George J Eilers, Steven H Johnson, Lawrence L Leppert: Technique for extracorporeal treatment of blood. COBE Laboratories, Carol W Holland & Hart Burton, June 8, 1999: US05910252 (176 worldwide citation)

Blood from a patient is treated extracorporeally by any selected one of a plurality of predetermined treatments. Each of the treatments involves the flow of blood from the patient into a primary chamber of a filtration unit, past a semipermeable membrane located in the filtration unit which separate ...


2
David Keppel, Steven H Johnson, Jim Mageehon: Current and status monitor. Sherwood Services, June 11, 2002: US06402741 (128 worldwide citation)

An apparatus and method are disclosed for providing visual and audible indications corresponding to the operational status of an electrosurgical generator so that the visual and audible indications can be readily observed and heard within an area normally associated with a working area of a typical ...


3
Lori A Truitt, Frank Corbin III, Donn D Lobdell, Douglas P Miller, Keith Manica, George J Eilers, Steven H Johnson, Lawrence L Leppert: Technique for extracorporeal treatment of blood. COBE Laboratories, Carol W Holland & Hart Burton Esq, June 9, 1998: US05762805 (83 worldwide citation)

Blood from a patient is treated extracorporeally by any selected one of a plurality of predetermined treatments. Each of the treatments involves the flow of blood from the patient into a primary chamber of a filtration unit, past a semipermeable membrane located in the filtration unit which separate ...


4
Steven H Johnson: Deaerating liquid. Cobe Laboratories, February 1, 1983: US04371385 (78 worldwide citation)

Liquid deaeration apparatus having a deaeration chamber, a positive displacement pump downstream of the deaeration chamber, a first flow restrictor upstream of the deaeration chamber, a low pressure sink connected to an air outlet of the deaeration chamber, and a second flow restrictor between the p ...


5
Terry D Boucher, Dennis J Hlavinka, Richard M Kenshalo, Steven H Johnson: Automatic ultrafiltration control system. Cobe Laboratories, May 3, 1983: US04381999 (60 worldwide citation)

A system for supplying fluid for a fluid flow transfer device and achieving target ultrafiltration fluid losses by automatically, periodically monitoring the ultrafiltration rate and transmembrane pressure, computing the transmembrane pressure necessary to achieve the target fluid loss by the end of ...


6
Dennis J Hlavinka, Steven H Johnson, James L Zook: Rinsing, cleaning and disinfecting dialysate preparation and supply apparatus. Cobe Laboratories, August 16, 1983: US04399030 (44 worldwide citation)

A cleaning and/or disinfecting system for flushing water and chemical treatment liquids through the hydraulic circuitry of dialysate preparation and supply apparatus, the system employing, for each particular treatment liquid of a plurality of possible liquids, a keyhole adjacent to a chemical intak ...


7
Steven H Johnson, Thomas P Grover, Richard M Kenshalo: Measuring low flowrates. Cobe Laboratories, August 9, 1983: US04397189 (29 worldwide citation)

Measuring the flowrate of a liquid by directing the liquid to a vertically-positioned collection tube, periodically sensing the height of liquid in the tube, and averaging a plurality of data points to obtain an average flowrate value.


8
Steven H Johnson, Lary L Williams: Automatic engine control for an excavator. Deere & Company, June 13, 1989: US04838755 (19 worldwide citation)

An excavator has a number of different hydraulically powered functions that are controlled by a closed center hydraulic system that features a pair of variable displacement, engine driven hydraulic pumps, the displacement of which is responsive to the demands of the system. The flow to the various h ...


9
Jon C Taenzer, Steven H Johnson: Mechanical scanning method and apparatus for ultrasonic imaging, or the like. Stanford Research Institute, Victor R Beckman, January 3, 1978: US04065976 (16 worldwide citation)

Mechanical scanning apparatus is shown which includes a parallelogram linkage comprising a pair of parallel arms and parallel first and second connecting links adjacent opposite ends of the arms pivotally connected thereto. Transducer means, such as an ultrasonic transducer or transducer array, incl ...


10
Steven H Johnson, Lary L Williams: Hydraulic system for an industrial machine. Deere & Company, June 13, 1989: US04838756 (12 worldwide citation)

An excavator has a number of different hydraulically powered functions that are controlled by a closed center hydraulic system that features a pair of variable displacement, engine driving hydraulic pumps, the displacement of which is responsive to the demands of the system. The flow to the various ...