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...During the Civil War, the Confederacy established its own Patent Office which issued 266 patents, a third of which concerned implements of war.
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| Number | Title | Issue Date |
| 7209780 | System and a computer program for the determination of quantities relating to the circulatory system of a patient A system for the determination of quantifies relating to the circulatory system of a patient including a device for the non-invasive measurement of the qualitative variation over time of the local concentration of an indicator injected into the blood circulation sys... | 04/24/2007 |
| 7027134 | Spectrophotometric system and method for the identification and characterization of a particle in a bodily fluid The present invention provides a method and apparatus for the detection of an infectious disease or disorder in a fluid, such as a mammalian blood sample, the detection of a specific protein in a urine sample, or the detection of a particle in a plasma. The identifi... | 04/11/2006 |
| 6957094 | Examination of scattering properties of biological tissue This invention is a scheme for monitoring a solute in a biological system comprising the steps of delivering light into a biological system (12) containing a solute, the light having a wavelength selected to be in a range wherein the solute is substantially n... | 10/18/2005 |
| 6907279 | Optical system for measuring metabolism in a body The invention provides optical technique for measuring metabolism in a living body that can further reduce an error in measurement even if distance between irradiation and detection is fixed. The living body is classified into measurement regions and different measu... | 06/14/2005 |
| 6788394 | Spectrophotometric system and method for the identification and characterization of a particle in a bodily fluid An infectious disease or disorder in a fluid, such as a mammalian blood sample, is detected by taking a transmission spectrum of a test sample in at least a portion of the ultraviolet visible near-infrared and comparing the spectrum with a standard sample spectrum. ... | 09/07/2004 |
| 6339714 | Apparatus and method for measuring concentrations of a dye in a living organism An apparatus and method for measuring indicator concentration time curves optically from a living organism using a single wavelength, by comparing the optical density before and after injection of the indicator and by selectively utilizing the values of t... | 01/15/2002 |
| 6159445 | Light imaging contrast agents The present invention relates to the use of particulate materials as contrast agents in vivo light imaging.... | 12/12/2000 |
| 6081734 | Monitoring system for the regular intake of a medicament A control system for monitoring the regular intake of a medicament by a patient. The system comprises system components mutually tuned to each other and comprising a medicine dosage form (1) for the medication and a detection apparatus (2) for non-invasiv... | 06/27/2000 |
| 5803908 | System for noninvasive hematocrit monitoring A system for determining the hematocrit transcutaneously and noninvasively. Disclosed are a finger clip assembly and an earlobe clip assembly, each including at least a pair of emitters and a photodiode in appropriate alignment to enable operation in eith... | 09/08/1998 |
| 5628311 | Chemical sensor with variable volume sensor cell and method A chemical sensor having a sheath, an optical fiber bundle, a mirror, and a mechanism associated with the optical fiber bundle for detecting light interaction, wherein the optical fiber means or the mirror is slidably disposed in the sheath, is provided. ... | 05/13/1997 |
| 5313941 | Noninvasive pulsed infrared spectrophotometer A method and apparatus for monitoring glucose, ethyl alcohol and other blood constituents in a noninvasive manner. The measurements are made by monitoring infrared absorption of the desired blood constituent in the long infrared wavelength range where the... | 05/24/1994 |
