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Felix Hoffmann, a German chemist, was searching for something to relieve his father's arthritis. In doing so, he "rediscovered" acetylsalicylic acid and in 1900, patented a stable process for developing it. Hence, we have aspirin.
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| Number | Title | Issue Date |
| 8145591 | Detection of hostile intent from movement patterns An embodiment of the present invention relates to a method comprising identifying a suspect; determining that the suspect has moved a first distance in a target zone around a target during a first time period; determining a suspect-target distance between the suspec... | 03/27/2012 |
| 8110004 | Expandable interbody fusion cage with rotational insert An expandable intervertebral fusion cage that includes an inferior baseplate and a superior baseplate, an insert rotatably received between the inferior and superior baseplates, and a guide pin coupled to the inferior and superior baseplates for facilitating the rot... | 02/07/2012 |
| 8098275 | Three-dimensional imaging system using optical pulses, non-linear optical mixers and holographic calibration A three dimensional imaging system is disclosed which includes a three dimensional display (12), three-dimensional calibration equipment (16), and one or more two-dimensional (15) or three dimensional (14) image scanners. The three-dimens... | 01/17/2012 |
| 8093786 | Piezoelectric composite nanofibers, nanotubes, nanojunctions and nanotrees Piezoelectric nanostructures, including nanofibers, nanotubes, nanojunctions and nanotrees, may be made of piezoelectric materials alone, or as composites of piezoelectric materials and electrically-conductive materials. Homogeneous or composite nanofibers and nanot... | 01/10/2012 |
| 8093736 | Wave energy harnessing device A hydrokinetic device having a water surface float tethered to a submerged buoyant housing is provided with mechanisms for optimizing the amount of wave energy extracted from the waves by the device. Based on wave conditions, the optimization functionalities include... | 01/10/2012 |
| 8093039 | Surfaces differentially adhesive to eukaryotic cells and non-eukaryotic cells A surface coating comprises a primer coat that permits adhesion of eukaryotic cells thereto, and a plurality of macromolecular structures attached to the primer coat. At least some of the macromolecular structures have a cell-resistant character, meaning that cells ... | 01/10/2012 |
| 8085622 | Ultra low frequency acoustic vector sensor An acoustic vector sensor mounted in a housing is provided for measuring ultra low frequency acoustic wave particle velocities in a liquid, comprising a horn for amplifying the acoustic wave particle velocities, and a neutrally buoyant object supported in a liquid c... | 12/27/2011 |
| 8013305 | Infrared wavelength imaging applications based on quantum well devices An apparatus for detecting images in a first selected bandwidth includes a probe light source to generate a probe beam in a second selected bandwidth, an optical path including input imaging optics to capture an image in the first selected bandwidth and form an imag... | 09/06/2011 |
| 8010187 | Three-dimensional impedance imaging device In a method of electrical impedance tomography (EIT), a mediating fluid provides electrical contact between the electrodes of an EIT device and the skin of a body part to be examined. The height of the fluid is raised or lowered between impedance measurements, enabl... | 08/30/2011 |
| 7826900 | Apparatus for diagnosing muscular pain and method of using same Apparatus and method for diagnosing a source of muscular pain, wherein the apparatus includes a housing, an electrical signal generator mounted within the housing, and a pair of electrodes, one of which is mounted on one end of the housing and the other of which is ... | 11/02/2010 |
| 7473369 | Methods of preparing a surface-activated titanium oxide product and of using same in water treatment processes A method for removing dissolved contaminants from solution using a surface-activated crystalline titanium oxide product having a high adsorptive capacity and a high rate of adsorption with respect to dissolved contaminants, in particular, arsenate and arsenite. Pref... | 01/06/2009 |
| 7172118 | System and method for overcoming decision making and communications errors to produce expedited and accurate group choices A system and method is provided overcoming decision-making and communications errors to produce expedited and accurate group choices. The invention provides collective outcomes that are resilient to communication and decision making errors, and which are provided wi... | 02/06/2007 |
| 6900592 | Method and apparatus for stabilizing of the glow plasma discharges A method and apparatus for stabilizing glow plasma discharges by suppressing the transition from glow-to-arc includes a perforated dielectric plate having an upper surface and a lower surface and a plurality of holes extending therethrough. The perforated dielectric... | 05/31/2005 |
| 6879103 | Glow plasma discharge device A glow plasma discharge device having an electrode (20, 40) covered with perforated dielectric (30) is disclose. ... | 04/12/2005 |
| 6751287 | Method and apparatus for x-ray analysis of particle size (XAPS) The apparatus comprises an X-ray source (112), a monochromator (118), a goniometer (170), a position sensitive detector (150), a mechanism to rock or rotate the sample or the X-ray source and computer means (160) for interpreting t... | 06/15/2004 |
| 6580217 | Plasma display panel device having reduced turn-on voltage and increased UV-emission and method of manufacturing the same The present invention discloses a plasma display panel device and a method of fabricating the same including first and second substrates, a first electrode on the first substrate, a second electrode on the second substrate, a tape material on the second s... | 06/17/2003 |
| 6509689 | Plasma display panel having trench type discharge space and method of fabricating the same The present invention discloses a plasma display panel and a method of fabricating the same. The plasma display panel of the present invention includes a first electrode on the first substrate, a first dielectric layer on the first substrate including the... | 01/21/2003 |
| 6445692 | Blind adaptive algorithms for optimal minimum variance CDMA receivers The present invention utilizes a filter that works on an algorithm that filters out multiuser and multi-path interference. The algorithm is programmed into the DSP processors of receiver handsets and base stations in cellular and multihop wireless radio n... | 09/03/2002 |
| 6301967 | Method and apparatus for acoustic detection and location of defects in structures or ice on structures The invention relates to a method and apparatus for nondestructive testing and evaluation of materials and mechanical structures to determine their integrity reducing contact-type flaws such as cracks, fractures, delamination, unbondings, etc. and also pr... | 10/16/2001 |
| 6178275 | Method and apparatus for modulation of guided plasmons The present invention relates to a method and apparatus for the generation, manipulation and detection of plasmon, and/or solitons, both linear and non linear, in semi-conductor heterostructures. The apparatus includes a galium arsonide substrate, a two-d... | 01/23/2001 |
| 6147452 | AC glow plasma discharge device having an electrode covered with apertured dielectric A method and apparatus for stabilizing glow plasma discharges by suppressing the transition from glow-to-arc includes a perforated or apertured dielectric plate having an upper surface and a lower surface and one or more holes extending therethrough. The ... | 11/14/2000 |
| 6134966 | Method and apparatus for acoustic detection of mines and other buried man-made objects A device which employs an acoustic signal having one or more frequencies for penetrating into ground, water, or sediments and vibrating a compliant buried object is provided. When these acoustic signals encounter an acoustically compliant object such as a... | 10/24/2000 |
| 6079042 | High integrity transport for time critical multimedia networking applications A method is provided for recovery of lost cells in a telecommunications infrastructure such as an ATM network wherein an error recovery scheme is incorporated into the network infrastructure to allow recovery of cells along the network.... | 06/20/2000 |
| 6005349 | Method for generating and maintaining a glow plasma discharge A method and apparatus for stabilizing glow plasma discharges by suppressing the transition from glow-to-arc includes a perforated dielectric plate having an upper surface and a lower surface and a plurality of holes extending therethrough. The perforated... | 12/21/1999 |
| 5974881 | Method and apparatus for acoustic detection of mines and other buried man-made objects A device which employs an acoustic signal having one or more frequencies for penetrating into ground, water, or sediments and vibrating a compliant buried object is provided. When these acoustic signals encounter an acoustically compliant object such as a... | 11/02/1999 |
| 5895364 | Non-invasive technique for bone mass measurement The present invention provides an apparatus for noninvasive determination of bone mass, said apparatus having a platform for supporting a bone to be measured, a spring having a selected stiffness which connects the platform to a sensor capable of measurin... | 04/20/1999 |
| 5858385 | Controlled release device and method based on aqueous--organic partitioning in porous membranes A novel controlled release device employing microporous membranes with or without a nonporous coating and aqueous-organic partitioning of the bioreactive substances to be delivered is provided. Devices and methods for delivering pharmaceuticals, pest-cont... | 01/12/1999 |
| 5822206 | Concurrent engineering design tool and method A computer-based engineering design system to design a part, a tool to make the part, and the process to make the part. The design system has a processor and a memory. The memory stores feature templates, each feature template being a representation of a ... | 10/13/1998 |
| 5636035 | Method and apparatus for dual modulation laser spectroscopy A method and apparatus for conducting laser absorption spectroscopy uses a frequency tunable laser aligned to pass a laser beam through a sample volume and to an optical detector. A two-step modulation is used to generate frequency components that may be ... | 06/03/1997 |
| 5584071 | Disposal method and apparatus for highly toxic chemicals by chemical neutralization and encapsulation An apparatus and method for disposing of highly toxic chemicals including the steps of chemical neutralization of the highly toxic chemical so as to substantially detoxify the chemical and encapsulation of the neutralized highly toxic chemical in a materi... | 12/10/1996 |
| 5552995 | Concurrent engineering design tool and method A computer-based engineering design system to design a part, a tool to make the part, and the process to make the part. The design system has a processor and a memory. The memory stores feature templates, each feature template being a representation of a ... | 09/03/1996 |
| 5053132 | Asymmetrically-wettable porous membrane An asymmetrically-wettable, porous membrane has a hydrophilic side and a hydrophobic side. The membrane has pores which pass through the membrane to provide communication between the hydrophilic side and the hydrophobic side. The membrane can be used in a... | 10/01/1991 |
| 4921612 | Asymmetrically-wettable porous membrane process An asymmetrically-wettable, porous membrane has a hydrophilic side and a hydrophobic side. The membrane has pores which pass through the membrane to provide communication between the hydrophilic side and the hydrophobic side. The membrane can be used in a... | 05/01/1990 |
| 4789468 | Immobilized-interface solute-transfer apparatus An immobilized-interface solute-transfer unit for transferring solute from a feed solution to an extractant liquid comprises a fluid-tight housing and a porous membrane which divides the housing into a feed solution chamber and an extractant chamber. The ... | 12/06/1988 |
| 4785472 | Remote teaching system A remote teaching system 2 includes a teacher station 4 and a plurality of student stations 6 which may be located at sites remote from one another. Each station 4, 6 includes a speaker telephone 122, 122' or other voice telephone set which is connectable... | 11/15/1988 |
| 4783595 | Solid-state source of ions and atoms A source (100, 101, 200, 300, 400) of a beam of positive ions or atoms comprises an ion-emission pellet (1, 401) consisting essentially of a solid electrolyte. Preferred solid electrolytes for the pellet (10, 49) are alkali or alkali-earth mordenites. A p... | 11/08/1988 |
| 4750918 | Selective-permeation gas-separation process and apparatus A permeant gas is selectively transferred from a feed-gas mixture which comprises the permeant gas and at least one other component to an output fluid by the process of the invention. The process involves introducing a selective-permeation liquid into a p... | 06/14/1988 |
