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Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Inventor:
Cordill; Leroy D.
Address:
Bartlesville, OK
No. of patents:
3
Patents:












Patent Number Title Of Patent Date Issued
7063302 Sample valve with integral sample shut off function for chromatograph June 20, 2006
A multiple port valve integrated with the function of the sample shut off valve is disclosed. The integration of the sample shut off function eliminates extra plumbing and labor costs associated with a separate sample shut off valve. Additionally, the multiple port valve integrated w
4670872 Communication link contention resolution system June 2, 1987
Each of a plurality of programmable master devices having access to a data communication link is assigned a unique address based on the priority of that master device. The unique address of each master device is loaded into an associated counter when a link contention signal is impressed
4233500 Method and apparatus for providing a digital output in response to an analog input and for provi November 11, 1980
The accuracy of the conversion of an analog signal to digital form is improved by amplifying the input signal by different factors and automatically utilizing the highest amplified input signal which has a voltage level within operational limitations in the analog to digital conversi










 
 
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