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| Number | Title | Issue Date |
| 6617861 | Apparatus and method for measuring and monitoring complexpermittivity of materials A highly accurate instantaneous numerical analysis software assists on on-line and nondestructive in situ measurement method and instrument for the measurement of complex permittivity of materials in solid, semisolid, granular, sheet, thin and thick films... | 09/09/2003 |
| 6424671 | Process for making steel A process for making steel in an electric arc furnace includes providing a molten charge which is a melt composed of a high carbon ferrous metal in the electric arc furnace by one of preparing the melt in the furnace or introducing the melt into the furna... | 07/23/2002 |
| 6407555 | Process and instrument for moisture measurement An instrument and process for measuring moisture content of an article. A microstrip resonator receives a signal from a microwave sweep oscillator. A holder holds the article wherein the article under test is placed over a substrate of the resonator and c... | 06/18/2002 |
| 6368509 | Device for dialysis/purification of proteins The present invention relates to a device for dialysis, desalting, purification or concentration of proteins. The device includes an upper hollow chamber, a middle detachable air-tight seal and a lower semipermeable membrane sac. The upper and lower parts... | 04/09/2002 |
| 6333058 | Process for the preparation of a spermicidal agent A process for preparing a spermicidal agent from neem oil includes (a) mixing neem oil with an aliphatic hydrocarbon solvent so that a precipitate forms, and filtering the mixture to separate the filtrate solution from the precipitate; (b) contacting the ... | 12/25/2001 |
| 6204670 | Process and instrument for moisture measurement A process for measuring moisture of grains, fruits, nuts and the like (a sample) by connecting the input of a multilayer microstrip hybrid circuit (MMHC) to a pulse generating source, precalibrating the pulse generating source and a time domain reflectome... | 03/20/2001 |
| 6152829 | Device and process for producing effects A device and a process for producing effects of waterfall, rain, garden, mountains, desert, animals, kitchen and river scenes while viewing a picture, an advertisement or playing amusement games in a cinema hall/open theater/TV is disclosed. The device in... | 11/28/2000 |
| 6083506 | Process for the preperation of spermicidal agents and other biologically active materials A process for the preparation of spermicidal agents and other biologically active materials from neem oil or extractives by subjecting a neem feed obtained from neem oil to the step of enrichment. Such a step of enrichment is carried out in a chromatograp... | 07/04/2000 |
