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| Number | Title | Issue Date |
| 6039783 | Process and equipment for nitrogen oxide waste conversion to fertilizer The present invention describes a process for converting vapor streams from sources containing at least one nitrogen-containing oxidizing agent therein to a liquid fertilizer composition comprising the steps of: a) directing a vapor stream containing at least ... | 03/21/2000 |
| 6020587 | Plant chlorophyll content meter A plant chlorophyll content meter is described which collects light reflected from a target plant and separates the collected light into two different wavelength bands. These wavelength bands, or channels, are described as having center wavelengths of 700... | 02/01/2000 |
| 5977773 | Non-intrusive impedance-based cable tester A non-intrusive electrical cable tester determines the nature and location of a discontinuity in a cable through application of an oscillating signal to one end of the cable. The frequency of the oscillating signal is varied in increments until a minimum,... | 11/02/1999 |
| 5970798 | Ultrasonic bolt gage An ultrasonic bolt gage is described which uses a cross-correlation algorithm to determine a tension applied to a fastener, such as a bolt. The cross-correlation analysis is preferably performed using a processor operating on a series of captured ultrason... | 10/26/1999 |
| 5968417 | Conducting compositions of matter The invention provides conductive compositions of matter, as well as methods for the preparation of the conductive compositions of matter, solutions comprising the conductive compositions of matter, and methods of preparing fibers or fabrics having improv... | 10/19/1999 |
