| Patent Number |
Title Of Patent |
Date Issued |
| 5754581 |
Differential impedance discharge for plasma generation |
May 19, 1998 |
| A method and apparatus for generating uniform, transverse-electrical discharges in gaseous media between two principal discharge electrodes is described. At least one of the electrodes is segmented and a differential voltage is generated between the segments. Voltage from a single hi |
| 5394428 |
Controlled, high-power laser oscillator |
February 28, 1995 |
| Controlled, high-power laser oscillator. A single laser gain medium is used to efficiently generate high-power, controlled laser light without exposing the control elements to high-power radiation. The control element or elements are separated from the oscillator gain volume by a separat |
| 5268921 |
Multiple discharge gas laser apparatus |
December 7, 1993 |
| Multiple discharge gas laser apparatus. A compact apparatus for simultaneously or individually generating a plurality of laser output beams in a selected pattern suitable for marking objects, for communications, or for remote chemical sensing or other remote sensing applications, amo |
| 5088104 |
Multiple discharge gas laser apparatus |
February 11, 1992 |
| Multiple discharge gas laser apparatus. A compact apparatus for simultaneously or individually generating a plurality of laser output beams in a selected pattern suitable for marking objects, for communications, or for remote chemical sensing or other remote sensing applications, amo |
| 5038855 |
Heat exchanger with internal stirrer |
August 13, 1991 |
| A positive displacement apparatus for efficiently exchanging heat between a fluid and a heat exchanger. A moving comb-shaped blade is used to stir the fluid through a heat exchanger having fins located internally thereto adapted to receive the blade and to intermesh with the tines which |
| 4748635 |
Apparatus and method for uniform ionization of high pressure gaseous media |
May 31, 1988 |
| An apparatus and method for the deposition of uniform high-energy in a high pressure gaseous medium using an electrical discharge which is suitable for providing a population inversion therein with the consequent support of laser oscillation or amplification. The electric discharge is ac |
| 4468776 |
Reinjection laser oscillator and method |
August 28, 1984 |
| A uv preionized CO.sub.2 oscillator with integral four-pass amplifier capable of providing 1 to 5 GW laser pulses with pulse widths from 0.1 to 0.5 ns full width at half-maximum (FWHM) is described. The apparatus is operated at any pressure from 1 atm to 10 atm without the necessity of |
| 4447151 |
Method and apparatus for fast laser pulse detection using gaseous plasmas |
May 8, 1984 |
| The method and device of the instant invention is a detector of pulsed laser radiation which utilizes the electromotive force generated by the plasma formed when such radiation is focused onto a surface (1). Measurements are made with a 10.6 .mu.m CO.sub.2 laser capable of producing |
| 4412333 |
Three-electrode low pressure discharge apparatus and method for uniform ionization of gaseous me |
October 25, 1983 |
| Uniform, transverse electrical discharges are produced in gaseous media without the necessity of switching the main discharge voltage with an external device which carries the entire discharge current. A three-electrode low pressure discharge tube is charged across its anode (1) and |
