Did You Know...
...that it was melting ice cream that inspired the invention of the outboard motor? It was a lovely August day and Ole Evinrude was rowing his boat to his favorite island picnic spot. As he rowed, he watched his ice cream melt and wished he had a faster way to get to the island. At that moment the idea for the outboard motor was born!
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| Number | Title | Issue Date |
| 4925628 | Sample preparation chamber with mixer/grinder and sample aliquot isolation There is disclosed a sample preparation chamber for a system for preparing samples of various compositions for assay by liquid chromatography. The sample preparation chamber is includes a container having a threaded cap and a threaded, lightweight, transl... | 05/15/1990 |
| 4851209 | Diagnostic procedures using radio labeled sucralfate and derivatives or precursors thereof A novel diagnostic procedure for the in vivo clinical evaluation of gastrointestinal ulcer disease and other diseases associated with loss of mucosal integrity in humans which comprises the oral administration of an effective amount of radio-labeled sucra... | 07/25/1989 |
| 4840223 | Power back scrubbing and flushing system for cooling systems Conventionally, cooling systems are drained and flushed out with a gravity flow of water added through the radiator cup. The present device permits power back scrubbing and flushing through the heater core, through the engine and then through the radiator... | 06/20/1989 |
| 4831885 | Acoustic wave supressor for Coriolis flow meter A Coriolis-type mass flowmeter in which the flow tube is vibrated at a resonance frequency approximately equal to the frequency for forced or natural vibration in a higher anti-symmetric mode, such as the second mode. In the preferred embodiment the flowm... | 05/23/1989 |
| 4826666 | Method of preparing metal carbides and the like and precursors used in such method Preparation of metal carbides, nitrides, borides, silicides and phosphides, also metal alloys and pure metals, by providing a precursor in which there are organic ligands bonded to the metal or metals, such precursor having the element X also bonded direc... | 05/02/1989 |
| 4826173 | Golf practice device A narrow first strip of one component of "hook and loop" material is detachably secured across the face of any conventional golf club covering the striking zone. A "ball" is formed from the other component by forming a second strip into a hollow circular ... | 05/02/1989 |
| 4823614 | Coriolis-type mass flowmeter A Coriolis-type mass flowmeter in which the flow tube is vibrated at a resonance frequency approximately equal to the frequency for forced or natural vibration in a higher anti-symmetric mode, such as the second mode. In the preferred embodiment the flowm... | 04/25/1989 |
| 4823353 | Semiconductor laser array apparatus A semiconductor laser array apparatus comprising a semiconductor laser array device having a plurality of active waveguides in a parallel manner with an optical phase-coupling between the adjacent waveguides and an optical phase-shifting means attaining a... | 04/18/1989 |
| 4820642 | Amplified expression vector A DNA expression vector which contains the trp promotor is described. The expression vector provides for the overproduction of ଲ-lactamase. Insertion of a gene or cDNA into the ଲ-lactamase gene of the expression vector results in the over-prod... | 04/11/1989 |
| 4820666 | Zirconia base ceramics The invention consists of zirconia base with high hydrothermal stability which: (a) consists essentially of at least 40 weight % of partially stabilized zirconia of the ZrO2 -Y2 O3 -CeO2 system wherein the propo... | 04/11/1989 |
| 4818753 | Synthesis and method of use for 2, 4 diaminoquinazoline Compounds of the formula ##STR1## wherein R1 is H, methyl, ethyl, or chloro and R2 is hydrocarbyl of 1-12 C are useful as antifungal agents. Compounds of this series wherein R2 is 7-12 C are novel. A new synthetic met... | 04/04/1989 |
| 4819244 | Semiconductor laser device A V-channel inner stripe semiconductor laser device comprising a multi-layered growth crystal having an active layer for laser oscillation but no substrate, with a buffer layer formed on the multi-layered growth crystal thicker than all of the layers of t... | 04/04/1989 |
| 4816442 | Method of inhibiting tumor growth sensitive to CIF-ଲtreatment Polypeptides called cartilage-inducing factors (CIFs) that are found in bone and have heretofore been identified as having in vitro cartilage-inducing activity. TGF-ଲ activity, and anti-inflammatory activity have now been found to possess potent onc... | 03/28/1989 |
| 4816249 | Monoclonal anti-idiotype antibodies Monoclonal anti-idiotype antibodies against cell surface Ig of human B-cell tumors, labeled conjugates of such antibodies, immunotherapeutic compositions containing such antibodies, and a process for making such antibodies. The nodular lymphoma of a patie... | 03/28/1989 |
| 4815744 | Automatic golf ball tee assembly The device includes a gravity ball feed to an elevator component having a tee on the upper end thereof. The raising of the tee is operated electrically and the lowering thereof is by gravity. The electric motor turns a gear engaging a rack on the elevator... | 03/28/1989 |
| 4815088 | Semiconductor laser array device A semiconductor laser array device with a waveguide structure comprising waveguides designed such that the widths thereof gradually increase from the center waveguide to the waveguides positioned at both sides of the array portions.... | 03/21/1989 |
| 4814966 | Shunt switched resistor regulator with diode snubber There is disclosed a diode snubber for the voltage transients generated in the parasitic inductance of a switched resistor when current therethrough is interrupted. Also disclosed is the use of such a diode snubber in: a series switched resistor regulator... | 03/21/1989 |
| 4811785 | No-turn tool Designed primarily for use in the production of heavy and medium oil in conjunction with a screw-type pump in relatively shallow or medium wells, the device comprises an inner mandrel within an outer casing situated below the pump and connected to the pum... | 03/14/1989 |
| 4811350 | Semiconductor laser apparatus A semiconductor laser apparatus and housing are designed so that laser light leaving the housing through a window glass in the housing satisfies the following equation (3): ##EQU1## wherein d is the distance between the window glass and the laser ... | 03/07/1989 |
| 4810691 | Polypeptide cartilage-inducing factors found in bone Two proteins that are found is bone and that have in vivo chondrogenic/osteogenic activity in combination with a co-factor are described. Both proteins also were active in combination with EGF in the in vitro TGF-ଲ assay. Each has a molecular weight... | 03/07/1989 |
| 4811351 | Semiconductor laser array device A semiconductor laser array device comprising a substrate; an index-waveguiding area positioned on said substrate; a Fourier-converting area, which is adjacent to said waveguiding area and in which laser lights emitted with synchronized phases from said w... | 03/07/1989 |
| 4808168 | Pneumoneedle A single-use Veress-type pneumoneedle that has a flanged handle and a fixed valve subassembly that permit the pneumoneedle to be gripped like a syringe when it is being inserted. The stylet body is either a solid rod or a hollow tube. Insufflating gas is ... | 02/28/1989 |
| 4807886 | Amusement game with dispensed targets A Gattling-gun-like amusement game provides for manual control of the rate of firing and dispensing of dislodged targets as prizes to the player. The gun fires balls at round targets supported on rotating carousels. Dislodged targets roll to the front of ... | 02/28/1989 |
| 4807235 | Semiconductor laser device A semiconductor laser device comprising a multi-layered semiconductor crystal containing an active region for laser oscillation, wherein the extended portions of said active region which are adjacent to both sides of one facet having the width of a select... | 02/21/1989 |
| 4806523 | Method of treating inflammation Inflammation, acute and/or chronic, is treated with a CIF (TGF-ଲ). The CIF may be administered locally or symstemically, depending upon the indication, and does not require coadministraion of activator or cofactor for efficacy.... | 02/21/1989 |
| 4806503 | Method for the replacement of semiconductor devices A method for the replacement of semiconductor devices in a multi-chip module that is constructed by mounting semiconductor devices on a tape carrier used as an electrical wiring substrate, wherein when at least one of said semiconductor devices develops a... | 02/21/1989 |
| 4806454 | Method for the formation of a diffraction grating A method for the formation of a diffraction grating on a substrate using a holographic technique and an etching technique, wherein the periodicity of the pattern of the diffraction grating can be changed at will by a change of the light-path length of one... | 02/21/1989 |
| 4805183 | Distributed feedback semiconductor laser device A distributed feedback semiconductor laser device with a resonator comprising a multi-layered optical waveguide that contains an optical guiding area with a periodic corrugation, the optical guiding area being composed of at least two regions, a first reg... | 02/14/1989 |
| 4803867 | Fluid measurement apparatus providing flow tube strain relief A fluid meter, such as a density meter or a Coriolis-type mass flow meter is disclosed in which the fluid tube is mounted to allow for expansion and contraction relative to a base to which opposite ends of the tube are mounted. In the preferred embodiment... | 02/14/1989 |
| 4804650 | Analogs of atrial natriuretic peptides Compounds and compositions comprising synthetic analogs of Atrial Natriuretic Peptides are provided, together with methods for their production and use as natriuretics, diuretics and/or vasodilators, or as intermediates for or modulators of such useful co... | 02/14/1989 |
| 4803695 | Semiconductor laser apparatus having an external reflecting means A semiconductor laser apparatus comprising a semiconductor laser device and a semiconductor device, both of which are fixed on a single mounting base with a spacing of several mm or less therebetween in such a manner that one of the side faces of said sem... | 02/07/1989 |
| 4803075 | Injectable implant composition having improved intrudability Injectable aqueous suspensions of biomaterials, such as cross-linked collagen, that contain a biocompatible fluid lubricant, such as glycogen or maltose, are disclosed. The inclusion of the lubricant significantly improves the intrusion of the suspension ... | 02/07/1989 |
| 4803169 | Assay for human breast cancer Methods are disclosed for detecting, staging and monitoring breast cancer. The methods involve determining the amount of certain antigens, designated W1 and W9, in serum via quantitative immunoassays using anti-W1 or anti-W9 monoclonal antibodies. The amo... | 02/07/1989 |
| 4803690 | Semiconductor laser A semiconductor laser comprising a triple-layered structure composed of an active layer for laser oscillation and a pair of optical guiding layers sandwiching said active layer therebetween, wherein the refractive index of each of said optical guiding lay... | 02/07/1989 |
| 4801439 | Catalytic process for making compounds having a non-Lewis acid/base bond between a group IIIA metal and group VA nonmetal A process for preparing tractable preceramic precursors of Group IIIA metal/Group VA nonmetal compounds, such as BN, in which a first reactant containing a Group VA nonmetal to hydrogen bond, such as ammonia or an amine is reacted with a second reactant c... | 01/31/1989 |
| 4799745 | Heat reflecting composite films and glazing products containing the same Visually transparent, infra-red reflecting films are disclosed for solar heat control. The films employ Fabry-Perot sandwich interference filters which are characterized by having two or more transparent layers of sputter-deposited metal such as silver di... | 01/24/1989 |
| 4799225 | Semiconductor laser array device A semiconductor laser array device with a waveguide structure comprising a first array portion which is composed of a plurality of parallel waveguides; a second array portion which is composed of a plurality of parallel waveguides; a third array portion w... | 01/17/1989 |
| 4797207 | Apparatus for controlling a pump to account for compressibility of liquids in obtaining steady flow There is disclosed herein an apparatus and method for controlling a dual piston pump for a liquid chromatography system so as to pump a flow of solvent through the liquid chromatography column at a constant flow rate and with a solvent composition which i... | 01/10/1989 |
| 4797888 | Circuit for the preionization and main discharge of a pulsed gas laser A circuit for the preionization and main discharge of a pulsed gas laser provides that the sparks intended for the preionization of the working gas have an independent switch function. Capacitive energy storage means 7, 8, 9, 10 are connected low-inductiv... | 01/10/1989 |
| 4797356 | Monoclonal antibodies specific to glactosyltransferase isoenzyme II and their use in cancer immunoassays Murine monoclonal antibodies specific to the tumor marker galactosyltransferase II (GT-II) which have no measurable cross-reactivity with galactosyltransferase I (GT-I) are described. These antibodies are used in assays to determine levels of GT-II in ser... | 01/10/1989 |
