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| Number | Title | Issue Date |
| 5006801 | Eddy current inspection probe with probe coil resonace reduction The present invention is an inspection instrument of the type which reacts to induced eddy currents in a workpiece to be inspected and includes a probe having at least a first probe coil. The instrument further includes a bridge circuit having the first p... | 04/09/1991 |
| 5003805 | Method and system for monitoring shot peening A method and system for nondestructively measuring surface compression layer depth including obtaining profile data of a peened workpiece surface and determining a total plastic upset depth for a selected dent, the plastic upset depth being approximately ... | 04/02/1991 |
| 5005119 | User interactive control of computer programs and corresponding versions of input/output data flow A flowgraph system controls and tracks computer programs and data sets for a computer-aided design (CAD) task. The programs in the CAD task and their respective data set requirement are visually displayed as a flowgraph with which the user interacts to se... | 04/02/1991 |
| 4997250 | Fiber output coupler with beam shaping optics for laser materials processing system A coupler apparatus for supporting an output end of an optical fiber is described. In one embodiment, the coupler apparatus includes a first lens for collimating as a first collimated beam a portion of a high power laser beam emitted from the output end o... | 03/05/1991 |
| 4996693 | Input/output ports for a lasing medium An input/output port for a lasing medium to minimize wavefront distortion of a coherent light beam is described. The input/output port includes an end surface integral the medium and a first port surface integral the end surface. The first port surface is... | 02/26/1991 |
| 4984885 | Method and apparatus for high power optical fiber injection and alignment A method and apparatus for controlling injection of a high power beam into an optical fiber including generating a signal representative of a focus spot on an injection end of the optical fiber and adjusting the optical fiber injection end location depend... | 01/15/1991 |
| 4984173 | System for aligning a rotating line-shaft Each bearing of an aligned line-shaft has vibration responses which differ from the vibration responses of a misaligned system in which at least one of the bearings is statically displa=ced. Computed static displacement values for each bearing are derived... | 01/08/1991 |
| 4982260 | Power rectifier with trenches A semiconductor power rectifier attains low forward voltage drop, low reverse leakage current and improved switching speed by utilizing Schottky contact regions in a p-i-n rectifier along with other means for reducing the required forward bias voltage. In... | 01/01/1991 |
| 4971652 | Method and apparatus for crystal growth control A method and apparatus for crystal growth control in a Czochralski crystal pulling process are provided wherein a plurality of thermocouples and individually controllable heating elements are embedded in an upper control section of a raised platform in a ... | 11/20/1990 |
| 4963017 | Variable depth range camera A variable depth triangulation ranging system is reconfigurable in real time in the sense that any two of the three performance measures, standoff distance, depth of field, and range resolution at a point within the depth of field, are selected by the use... | 10/16/1990 |
| 4958900 | Multi-fiber holder for output coupler and methods using same A holder for use with a plurality of optical fibers that illuminate a workpiece has a central bore through which the fibers extend. Screws and springs are used to adjust the orientation of the fibers with respect to each other in order to achieve differen... | 09/25/1990 |
| 4939401 | Method and system for activation of a piezoelectric bender switch A method and system, which minimize contact bounce during closure of a piezoelectric bender switch, control the switch closure to occur when the movable contact is traveling at a low velocity, when the phase of oscillation of the movable contact tends to ... | 07/03/1990 |
| 4937421 | Laser peening system and method A laser peening apparatus and method for peening a workpiece utilizing a laser beam is described. The system includes a foil aligned with a surface of the workpiece to be peened and lasing the aligned foil surface. The foil absorbs energy from the beam an... | 06/26/1990 |
| 4932851 | Noise reduction of rotary compressor by proper location of discharge port Noise reduction is provided in a rotary compressor by selecting the location of the opening of the discharge port so as to minimize the transmission of noise by the discharge compressed gasses. In particular, the discharge port opening is located in the m... | 06/12/1990 |
| 4927226 | Multiplexer for high power CW lasers Apparatus for multiplexing a coherent high power CW laser beam has a mirror mounted on a galvanometer to interrupt the laser beam and another mirror mounted on another galvanometer to deflect the laser beam to a selected pair of optical fibers. The other ... | 05/22/1990 |
| 4927224 | Lensless multifiber output coupler An X-shaped body has four slots for receiving optical fibers. A first pair of opposing slots are parallel so the fiber delivered high power laser beams can be used to solder components having leads, while a second pair of slots are at a right angles so th... | 05/22/1990 |
| 4922421 | Flaw characterization by multiple angle inspection Flaw uniform density location and size for flaws smaller than the beam diameter of an ultrasound beam are determined by measurement of return echos of ultrasound. The return echos are transformed to Fourier space and are normalized to take away any depend... | 05/01/1990 |
| 4918620 | Expert system method and architecture A computer software architecture and operating method for an expert system that performs rule-based reasoning as well as a quantitative analysis, based on information provided by the user during a user session, and provides an expert system recommendation... | 04/17/1990 |
| 4910665 | Distributed processing system including reconfigurable elements A distributed processing system comprising an array of elements each including a plurality of communication ports on which to send or receive data signals is disclosed. Each element further includes means, under program control, for transposing predetermi... | 03/20/1990 |
| 4896265 | Parallel broadcasting method and apparatus Apparatus and method for broadcasting a data word from a row of broadcasting processing elements of a two-dimensional parallel processing system along the columns thereof to other rows of receiving elements in the system is disclosed. The parallel process... | 01/23/1990 |
| 4888711 | Image interpretation method and apparatus using faces for constraint satisfaction A method, for practice on a computer, for interpreting two-dimensional images of three-dimensional scenes is disclosed. Descriptive labels are assigned to the vertex, edge and face elements of the image. A process of constraint satisfaction and propagatio... | 12/19/1989 |
| 4886042 | Side panel assembly for kitchen range An improved side panel adapted for use in a kitchen range is provided which has improved thermal and structural properties. The improved construction of the side panel provides a channel member attached to an inner surface of the panel and extending from ... | 12/12/1989 |
| 4877175 | Laser debridging of microelectronic solder joints A solder bridge between leads of a microelectronic circuit is removed by projecting a laser beam onto the solder bridge with sufficient power to cause the solder forming the bridge to melt and to flow onto a wicking tool placed into contact with the solde... | 10/31/1989 |
| 4873855 | Shot sensing shot peening system and method A shot peening arrangement uses a magnetic densitometer adjacent the nozzle outlet of a shot peening gun. The magnetic densitometer generates a signal representative of the mass of shot within the coil. The signal is used in combination with the mass flow... | 10/17/1989 |
