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Inventor:
Barber; Duane G.
Address:
Yorba Linda, CA
No. of patents:
7
Patents:












Patent Number Title Of Patent Date Issued
5969814 Rate nephelometer October 19, 1999
A rate nephelometer of the type useful in automated chemical analyzers is provided. The nephelometer includes a laser for generating a polarized laser beam having an S-wave component and a P-wave component. The beam is split by a beam splitter specially constructed so that a known propor
5940178 Nephelometer and turbidimeter combination August 17, 1999
A nephelometer and nephelometer/turbidimeter combination of the type useful in automated chemical analyzers is provided. The combination includes a laser for generating a polarized laser beam having an S-wave component and a P-wave component. The beam is split by a beam splitter speciall
5605666 Capillary retaining system February 25, 1997
A capillary and capillary retaining system including a capillary assembly having first and second end holders. The first and second end holders are adapted to be received by first and second retainers. The first end holder may include protruding portions and the first end retainer includ
5408891 Fluid probe washing apparatus and method April 25, 1995
A probe washing apparatus including a probe having a tip and a wash collar having a bore coaxially aligned with the probe, the wash collar including ports for applying a vacuum and a wash liquid to the wash collar bore. The probe may be displaced vertically with respect to the wash colla
5066135 Rotatable vortexing turntable November 19, 1991
A rotatable turntable for vortexing reactants comprises a vortexing plate which is rotatable. The motor drives for vortexing and rotation are stationary such that simple mechanical and electrical connection relative to the peripheral supports and to the vortexing plate can be achieved. A
4373813 Control of system energy in a single beam spectrophotometer February 15, 1983
A single beam spectrophotometer is conditioned to automatically scan a sample across a wavelength scan range and to measure the sample at selected wavelengths within the range. Methods of setting output signal gain, adjusting signal gain for a selected wavelength range, and automatic
3932752 Gamma counter shutter assembly January 13, 1976
A shutter assembly for a radioactivity measuring apparatus having a sample counting chamber, the assembly having a bulky solid lead cylinder with a sample access port extending therethrough for alignment with the sample chamber. The cylinder is rotated by a Geneva wheel arrangement havin










 
 
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