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| Number | Title | Issue Date |
| 7390788 | Peptide pharmaceutical compositions The present invention relates to alkylglycoside-containing compositions and methods for increasing the stability, reducing the aggregation and immunogenicity, increasing the biological activity, and reducing or preventing fibrillar formation of a peptide, polypeptid... | 06/24/2008 |
| 7372564 | Light source A light source for an atomizing device, specifically an atom absorption spectrometer comprising one, two, or more lamps, whose ray can be selected by means of at least one two-dimensionally moveable optical selection element, and which can be directed in the directi... | 05/13/2008 |
| 7196789 | Light processor providing wavelength control and method for same A light processor (such as a spectrometer) providing wavelength equalization for a sample pathway and a reference pathway by actuation of a light amplitude modulator. A chemometric processor including a light amplitude modulator capable of performing chemical analys... | 03/27/2007 |
| 6906854 | System and method for controlling noise in raman amplifiers A system and method for controlling noise in a Raman amplifier including a plurality of pumps. A control system provides one or more control signals in response to an amplifier input or output signal. Pump parameters are adjusted in response to the control signals t... | 06/14/2005 |
| 6871684 | System for identifying defects in a composite structure The present invention provides an improved system for identifying defects in a composite structure by providing a light source such that defects, and in particular dark defects on a dark background and/or light defects on a light background, can be identified by cap... | 03/29/2005 |
| 6542233 | Method and apparatus for the measurement of erbium optical amplifiers An inexpensive broadband source such as an ASE source, used for erbium amplifier measurements, compares well with the use of a prior art ITU grid. Deltas are less than 0.4 and 0.3 dB for gain and noise figure respectively. The spectral loading used to tes... | 04/01/2003 |
| 6504607 | Light source power modulation for use with chemical and biochemical analysis Systems and methods for analyzing a sample are disclosed. The system may include a light source operable to transmit light onto the sample, a detector operable to detect intensity of the light emitted from the sample, and a power modulator. The power modu... | 01/07/2003 |
| 6377344 | Adjustable coupling in and/or detection of one or more wavelengths in a microscope A device for the adjustable coupling of wavelengths or wavelength regions into the illumination beam path of a microscope, preferably in the beam path of a confocal microscope, comprising at least one dispersive element for wavelength separation of the il... | 04/23/2002 |
| 6343228 | Method and apparatus for fluorescence imaging of tissue Fluorescence imaging of tissue is used as a diagnostic tool in which geometric effects and specular reflections are compensated for by normalizing a fluorescence image with a cross-polarized image.... | 01/29/2002 |
| 5844680 | Device and process for measuring and analysing spectral radiation, in particular for measuring and analysing color characteristics A device and process for measuring and analyzing spectral radiation within a desired wavelength range. A number of radiation sources are provided, in combination with a sensor for detecting radiation within the desired wavelength range. The radiation sour... | 12/01/1998 |
| 4937448 | Self-normalizing single-beam laser spectrometer Self-normalization of laser spectrometers is provided by I"/I laser modulation and detection. A single tunable diode laser is frequency modulated by a high S/N ratio triangle wave, mechanically chopped, passed through an isothermal in-line gas and referen... | 06/26/1990 |
| 4777663 | Data rate limiter for optical transmission system A dispersion transformer for limiting the data rate of an optical fiber transmission system. A transmission optical fiber, which connects a transmitter and a receiver, may have a bandwidth much greater than that necessary to transmit a desired predetermin... | 10/11/1988 |
| 4546256 | Spectrophotometer for measuring transmission spectra In a spectrophotometer for measuring transmission spectra, the holder with a test sample is disposed inside the double monochromator between the intermediate slit and the second dispersive element and is capable of moving across the propagation path of th... | 10/08/1985 |
| 4153369 | Convertible dual beam differential spectrofluorometer and absorption meter A dual beam differential spectrophotometer using a rotating chopper wheel having reflective transparent, and opaque sectors transmits light alternately through standard and sample material cells for comparison. Diffuse reflectors insertable in the materia... | 05/08/1979 |
| 4047819 | Apparatus for measuring optical density with stray light compensation Apparatus for measuring the optical density of a sample includes a dual beam spectrophotometer producing sample and reference signals which are compared with the discharge curve of a resistive-capacitive circuit to provide start-stop signals, the time int... | 09/13/1977 |
| 4022529 | Feature extraction system for extracting a predetermined feature from a signal A fluorescence spectrophotometer in which the optical system for the excitation monochromator includes an arrangement for forming an image of the exit slit of the monochromator adjacent a first surface of the sample being evaluated and for forming an aper... | 05/10/1977 |
