Inventor

STEARNS STANLEY D

US53 patents

⚠️ This page may combine multiple inventors who share the name “STEARNS STANLEY D”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

STEARNS STANLEY D

VALCO INSTR CO LP

Heated rotary valve for chromotography

Zero dead volume fitting assembly

Valve for high and ultra-high pressure liquid chromatography

Pump and injector for liquid chromatography

Pump and injector for liquid chromatography

Adaptive temperature controller

Pump and injector for liquid chromatography

Zero dead volume fitting assembly

Zero dead volume fitting assembly

Photo ionization detector for gas chromatography having at least two separately ionizing sources

System and valve for liquid chromatography

Photo ionization detector for gas chromatography having two separately ionizing sources and methods of use

Chromatographic system temperature control system

Chromatographic system temperature control system

Chromatographic system temperature control system

Chromatographic system temperature control system

STEARNS STANLEY D

Bone drill and methods of treatment

Sample introduction apparatus for gas chromatographic analysis using packed or capillary bore open tubular columns and method of testing

Flow control means for use in an adaptor assembly

Chromatographic multi-sample valving apparatus

Variable tensioning system for shear seal valves

Adaptor assembly for fittings and connective lines of differing sizes

Treatment delivery system

Adaptive temperature controller

Method and apparatus for detection of monoalkylhalides

Delivery system for injection through zone of body

Syringe for injection through zone of body

Pulsed discharge helium ionization detector with multiple combined bias/collecting electrodes for gas chromatography and method of use

Method of treatment delivery

(unassigned)

System for detecting compounds in a gaseous sample using photoionization, electron capture detection, and a constant current feedback control circuit which responds to compound concentration

Valveless metering pump with crisscrossed passage ways in the piston

Photoionization detector incorporating a dopant and carrier gas flow

High voltage spark excitation and ionization system including disc detector

Gas sampling apparatus including a sealed chamber cooperative with a separate detector chamber

System for detecting compounds in a gaseous sample by measuring photoionization and electron capture induced by spark excitation of helium

Improved system for detecting compounds in a gaseous sample using induced photoionizations and electron capture detection

Gas detector with modular detection and discharge source calibration

Optically generated isolated feedback stabilized bias

VALCO INSTR CO INC

System for identifying and quantifying selected constituents of gas samples using selective photoionization

Apparatus and methods for identifying and quantifying compounds using a plurality of pulsed rare gas photoionization detectors

Variable pressure loading system utilizing combined spring and fluid pressure

Adaptive temperature controller

Method and apparatus for training horn players

Chlorine specific gas chromatographic detector

Nut with controlled internal radius

System and valve for liquid chromatography

WENTWORTH WAYNE E

High voltage spark excitation and ionization detector system

VALCO INSTR CO

High voltage spark excitation and ionization detector system with adjustable sample input for sensitivity control

GABRIEL INST INC

Delivery system for injections throughout zone of body

RAMIN JAMES A

Calibrated sample delivery apparatus accommodating offset error