Famous Patents
3M employee and church chorister Art Fry needed something to temporarily mark pages in his hymnal. He was in luck because his colleague, Spencer Silver, accidentally developed a glue that was too weak for other purposes. After initially discouraging consumer response, Post-it Notes became a hit in 1979.
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| Number | Title | Issue Date |
| 6266581 | Spatial RAM for high precision data acquisition systems A spatial RAM system uses the position of a data sensor to generate a clock pulse that is used to trigger data acquisition. As a consequence, the errors associated with time-based clock sampling are avoided. This enables more accurate sampling of data at ... | 07/24/2001 |
| 6235282 | Vaccinal fluid water-in-oil emulsions containing a metabolizable oil Injectable water-in-oil emulsion possessing immunity adjuvant activity and which can be used in man and animals as vaccine or an immunological medicament comprising an oily phase comprising an oil , an aqueous phase and at least one emulsifier, wherein th... | 05/22/2001 |
| 6037645 | Temperature calibration wafer for rapid thermal processing using thin-film thermocouples A thin-film thermocouple is provided which can be used at temperature of up to 900° C. The thin-film thermocouple includes: a silicon substrate; an SiO2 diffusion barrier layer formed on the substrate; a titanium oxide adhesion layer formed on... | 03/14/2000 |
| 5986768 | Intra-cavity total reflection for high sensitivity measurement of optical properties An optical cavity resonator device is provided for conducting sensitive murement of optical absorption by matter in any state with diffraction-limited spatial resolution through utilization of total internal reflection within a high-Q (high quality, low ... | 11/16/1999 |
| 5871391 | Apparatus for determining dimensions The invention primarily concerns improvements to turning, grinding milling and other machining processes using electro-optical sensors for analyzing images or patterns related to tools used to work objects. Also disclosed are unique electro-optical sensin... | 02/16/1999 |
| 5851725 | Exposure of lithographic resists by metastable rare gas atoms A lithography process which utilizes metastable atoms for resist exposure is disclosed. Metastable rare gas atoms, instead of photons, electrons or ions, are directed at the surface of a lithographic resist. On impact, the metastable atoms release up to 2... | 12/22/1998 |
| 5828140 | Redundant power controller A redundant power controller including two sets of switches, one of which is electrically controlled and the other is controlled manually. The electrically controlled switch is a relay-controlled switch which when detecting an abnormal input voltage, it s... | 10/27/1998 |
| 5812399 | Vehicle seat adjustment device with programmed relationships A vehicle seat adjustment device includes adjustment mechanisms, reversible electric motors associated with the mechanisms, and a control device for the motors that are easily actuated by the user. The motors are of a variable speed type and a computation... | 09/22/1998 |
| 5802609 | Water-tight diving suit A water-tight diving suit has the edges of the open extremities of the sleeves and the trousers of the suit and the neck provided with a hem which is folded inwards and secured, for example by stitching, to the inside edge of the suit, so as to form a tub... | 09/08/1998 |
| 5761224 | Miniature stimulated raman shifting cell A Raman cell for Raman shifting of a laser pump beam, to an output beam of a different wavelength, the cell containing a gaseous Raman medium at a pressure of 100-1000 PSIG. An input window for a pump beam is located at one end of the cell and an output w... | 06/02/1998 |
| 5752529 | Tobacco products containing coolant compositions Tobacco products including chewing tobacco, snuff tobacco and smoking tobacco products, which contain a coolant compound selected from monomenthyl succinate, alkali metal salts of monomenthyl succinate, alkaline earth metal salts of monomenthyl succinate ... | 05/19/1998 |
| 5741001 | Hydraulic antivibration supports A hydraulic antivibration support comprises first and second rigid strength members, an elastomer body which has a thick wall interconnecting the two rigid strength members and which defines a portion of a working chamber, and a thin wall of elastomer whi... | 04/21/1998 |
| 5735187 | Pneumatical piston-cylinder unit having a hydraulic control means A pneumatic piston-cylinder unit has a cylinder (1) in which an air piston (4) with a tubular piston rod (5) is reciprocably actuated by compressed air from two main air channels (18, 19). The air cylinder (1) includes an integrated hydraulic control syst... | 04/07/1998 |
| 5736736 | Flexible guide assembly for facilitating placement of an elongate plastic insert within an existing pipe A sensor for use in installing a plastic service pipe inside a steel service pipe connected to a main includes a flexible element which is fed through the steel pipe and through the plastic pipe. The element has at its remote end two light-emitting diodes... | 04/07/1998 |
| 5733554 | Avian herpesvirus-based live recombinant avian vaccine, in particular against Gumboro disease The present invention relates to vaccines for avian use which are based on live recombinant avian herpesviruses, in particular the Marek's disease viruses including HVT virus (herpesvirus of turkey), in which has been inserted, by genetic recombination, a... | 03/31/1998 |
| 5728939 | Probe, device and method for testing eggs A probe for an egg-testing device includes a probe tube with an annular magnet disposed at a bottom end thereof. In the probe tube, a spherical excitation member is magnetically retained by the annular magnet. The probe is axially movable in a metal tube ... | 03/17/1998 |
| 5725865 | Coolant compositions Coolant compositions, flavorant compositions and ingestible and topical compositions containing at least one coolant compound selected from monomenthyl succinate, alkali metal salts of monomenthyl succinate, alkaline earth metal salts of monomenthyl succi... | 03/10/1998 |
| 5721618 | Apparatus for measuring the dimensions of large objects The invention relates to measuring apparatus for measuring the dimensions of a large object with the aid of a narrow optical measuring beam directed onto a number of measuring points. A hit indicator unit is placed in connection with each measuring point.... | 02/24/1998 |
| 5717300 | Device for longitudinal positioning of a vehicle seat The invention relates to a system for longitudinal positioning of a vehicle seat, including an electrical automatic device for displacing the seat part of the seat forwards when the backrest of the seat is folded down, and backwards as far as a previously... | 02/10/1998 |
| 5716250 | Swimming flipper Swimming flipper comprising a fin blade made of rigid material and a shoe made of soft material similar to rubber, said fin blade and said shoe being interconnected by mechanical means of joining and locking, and an insole element which can be inserted in... | 02/10/1998 |
| 5713180 | System for transporting containers for use with an apparatus to process containers such as a tablet filling monoblock A system for transporting containers in serial order through container-processing stations, such as filling and capping stations. The transporting system comprises a revolving turret defining a plurality of container receiving pockets in a spaced apart re... | 02/03/1998 |
| 5711693 | Process for formation of large area flat panel display using side junction A process for formation of a large area flat panel display, and particularly a process for formation of a large area flat panel display using a side junction is disclosed, in which a large area is achieved by utilizing a side junction. More specifically, ... | 01/27/1998 |
| 5709251 | Method and device for winding coils for electric motors or generators The device is used for winding coils for electric machines, in particular those with a large number of poles or with divided two-circuit turns. A rotating flyer (14) creates coil turns on a template, which are stripped off into a receiver (16). In order t... | 01/20/1998 |
| 5705756 | Differential torque measuring device A device measures the torsional moment being exerted on a shaft. The device includes two magnetic circuits, essentially cylindrical and arranged around the shaft, each equipped with at least one permanent magnet generating a magnetic flux and with a varia... | 01/06/1998 |
| 5701890 | Regulator provided with a movable deflector A regulator for an underwater breathing apparatus includes a box-shaped body enclosing the air flow-regulating device, a tube connected to the box-shaped body supporting a mouthpiece, an air inlet duct connected to the box-shaped body through an inlet val... | 12/30/1997 |
| 5700494 | Device for producing a shaped confection of edible materials combined into co-extensive strips A device for producing a continuous formed confection of frozen dairy product and flavoring gel combined in co-extensive strips. The device includes an extrusion die provided with a shaping bore for extrusion-forming the frozen dairy product and a channel... | 12/23/1997 |
| 5699154 | Method and apparatus for installing pipes Sensor apparatus 18 for use in a plastic service pipe 16 inside a steel service pipe 10 connected to a main consists of a flexible element 42 which is fed through the steel pipe 10 and through the plastic pipe 16. The element 42 has at its remote end two ... | 12/16/1997 |
| 5699282 | Methods and test structures for measuring overlay in multilayer devices Imaging instruments for inspecting products, such as semiconductor chips, e calibrated by providing a reference test structure having features which can be located by electrical measurements not subject to tool-induced shift and wafer-induced shift experi... | 12/16/1997 |
| 5695646 | Process for conditioning soft water to become drinking water In connection with processes for conditioning soft water (pH less than/equal to 6) to become drinking water, it is necessary to supply hardening agents in order to raise the carbonate-dissolving pH value into the neutral range. Subsequently the turbid mat... | 12/09/1997 |
| 5696020 | Method for fabricating semiconductor device isolation region using a trench mask Disclosed is a device isolating method of a semiconductor device, comprising the steps of sequentially forming a pad oxide film, a polysilicon film and an insulating layer, on a silicon substrate, said insulating layer being composed of a first silicon ox... | 12/09/1997 |
| 5694679 | Device for automatic forming of packs of trimmed metal sheets for the manufacture of armatures of electrical machinery or the like In a device for the automatic forming of packs of trimmed metal sheets for armatures of electrical machinery or the like, the pack (P') is formed by the controlled drop of a sheet stack (P) housed in a tubular magazine (1) open at the bottom. The pack is ... | 12/09/1997 |
| 5693896 | Test rig for rotors of gyrocraft The rig comprises a vertical electric motor in a shell-type framework carrying a force balance itself supporting either a main rotor in dynamic tests or a complete propulsion assembly with main rotor in endurance tests, or a height extender supporting, on... | 12/02/1997 |
| 5693054 | Device and method for reducing fractures in long bones Reduction of a fracture in a long bone is provided by a magnetic reducing rod assembly including a pair of reducing rod devices each comprising a flexible rod having a magnet at one end thereof. The magnets on the rods are inserted into the bone at opposi... | 12/02/1997 |
| 5692839 | Vehicle seat slide A slide for a vehicle seat comprises a first bar having a narrow channel section with vertical flanges that are extended outwardly by rims, and a second bar having a wide upside-down channel section enveloping the first bar with the ends of the vertical f... | 12/02/1997 |
| 5690102 | Head harness for a respiratory mask The head harness includes at least one expandable strap whose ends are connected to the mask for constituting a loop. The strap includes an element which is inflatable by pressurized gas for lengthening the strap up to a size sufficient for the user to lo... | 11/25/1997 |
| 5691505 | Electric cable termination gland An electric cable termination gland has a continuity member formed by a metal sleeve which is located within the gland and has a middle region of reduced strength formed by a series of discrete bridge portions with a partially folded crease creating a cen... | 11/25/1997 |
| 5689419 | Apparatus including computer control and voice repetition of digital setting messages The control apparatus is suitable for use on airplanes. It has a digital computer, order-issuing devices for issuing settings in the form of digital messages including data plus a label number identifying the message in a standardized format. Actuators im... | 11/18/1997 |
| 5688026 | Slides for vehicle seats, and to seats fitted with such slides The slide enables the longitudinal position of a vehicle seat to be adjusted while also making it possible for the seat to be moved back-and-forth through a large amplitude in a forwards direction from its rear position and to return to said adjusted posi... | 11/18/1997 |
| 5689499 | Method and apparatus for managing the statistical multiplexing of data in digital communication networks An apparatus and method are provided for supporting a plurality of virtual channel (VC) connections within a single virtual path (VP) in a digital communications network operating in the Asynchronous Transfer Mode (ATM). The apparatus (56) is combined wit... | 11/18/1997 |
| 5685572 | Fitting and pipe joint using the fitting The invention provides a joint 80 for two steel pipes 50, 52 each containing a liner 54, 56 of polyethylene. The invention also provides an electrofusion fitting for joining the liners 54, 56; a method of making the fitting and a method of making the join... | 11/11/1997 |
