In 1608, Dutch eyeglass maker Hans Lipperhey filed the first patent for a working telescope. The patent was denied.
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| Number | Title | Issue Date |
| 8052074 | Apparatus and process for depositing coatings A spray coating process and apparatus suitable for depositing coatings on surfaces of components, and particularly surfaces that are difficult to access with conventional cold spraying equipment. The process and apparatus employ a spray gun having a tubular body wit... | 11/08/2011 |
| 7455248 | Powder delivery device A pistol-shaped powder delivery device consolidates propellant pulse creation, powder storage, powder aerosolization and aerolsolized powdered delivery in a single device while providing dose, pattern and coverage control of the output spray. The single-hand-held, s... | 11/25/2008 |
| 7370818 | Apparatus for treatment of snow and ice A vehicle is disclosed which includes a chassis and a storage and dispensing apparatus. The storage and dispensing apparatus can be mounted directly to the chassis or disposed within or on a body, which in turn is mounted to the chassis. The storage and dispensing a... | 05/13/2008 |
| 7341024 | Apparatus, method and business methods for processing animal waste in a farm building A mobile apparatus is used to process animal waste in a farm building and to spread the processed animal waste back on the floor of the farm building as the apparatus moves through the farm building. The apparatus includes a processing mechanism that heats the anima... | 03/11/2008 |
| 7341416 | Machine and method to feed filled bags, open the bags, empty the bags, and dispose of the empty bags A filled plastic bag may contain insulation. The bags are stacked in a loader. A pair of reciprocating arms rotate a bottom-most bag causing that bag to fall through an opening of a base. A conveyor receives the bag and moves it through a transverse knife and a long... | 03/11/2008 |
| 7337992 | Distribution assembly for particulate material An assembly for distributing particulate material comprising a blower assembly preferably removably mounted on a mobile platform and structured to generate a forced flow of air along a flow path and through a manifold assembly connected to a supply of material being... | 03/04/2008 |
| 7328861 | Particulate material spreader An electrically powered hand-held material spreader for spreading particulate material comprising: a hopper; a dispensing mechanism disposed below the hopper; an aperture disposed at a bottom of the hopper and above the dispensing mechanism; an electric power assemb... | 02/12/2008 |
| 7318557 | Rotary distributor, methods for its use and the use of the distributor A rotary distributor is for use in spreading solid particles and/or liquid from an agricultural machine. The rotary distributor comprises a round distributor having outlet holes arranged peripherally in the horizontal bottom of the housing and connected to outlet pi... | 01/15/2008 |
| 7311274 | Antislip material ejector An antislip material ejector comprises an antislip material container 12 which stores antislip material, an air inlet pipe 13 which is arranged in the antislip material container, a compressed air supply pipe 14 which supplies compressed air to ... | 12/25/2007 |
| 7303362 | Apparatus and method for moving and placing granulate material A method and system are disclosed for moving and placing in hard to reach locations granular and other particulate material such as sand, gravel, earth and similar materials. The system includes an improved auger for moving the material and an improved rotary airloc... | 12/04/2007 |
| 7300003 | Apparatus and method for applying dry inoculant to forage material A dry inoculant dispenser includes a hopper with dry inoculant therein, and a conveyor for carrying dry product to a vertical drop tube. The drop tube is connected to a dispenser tube that will direct the inoculant to the forage material. A flow of air is created in... | 11/27/2007 |
| 7293723 | Material handling device for vehicle A material handling device for a vehicle includes a receiving portion for receiving material, a material moving system operable to move material along the receiving portion, a material processing device attachable at a rear of the receiving portion, and a power sour... | 11/13/2007 |
| 7281675 | Portable particle spreader/blower A portable, user shoulder supported spreader/blower unit includes an ergonomically configured housing which includes a section defining a storage bin for holding a quantity of salt or like chemical particulate material for spreading onto ground surfaces to prevent i... | 10/16/2007 |
| 7275893 | Apparatuses and methods for dispensing materials Apparatuses and methods for the disbursement of relatively heavy materials, such as aggregate or wet compost out of a moveable container are provided. Material is conveyed within the container to a feeder that meters the material into an air stream. The air stream i... | 10/02/2007 |
| 7207497 | Dry flake sprayer and method A device 10 for spraying dry flakes 12 including: an enclosure 22 including a lower portion 26 for holding a supply 12A of dry flakes 12 and an upper portion 27; a gas flow conduit 50 including: a receiving por... | 04/24/2007 |
| 7182282 | Fluid bed granulation apparatus A nozzle for distributor devices of granule's growth liquid substance in fluid bed granulators, is distinguished by the fact that it comprises a first duct (2), with substantially rectilinear axis (A) and with a predetermined diameter, which duct has an end p... | 02/27/2007 |
| 7143763 | Device for washing nasal cavities and collecting catarrhal matter The invention relates to a device for washing the nasal cavities with a nebulized treatment liquid. It comprises a base body, a atomizer chamber containing a washing liquid, means for nebulizing the liquid in said chamber and dispensing the atomized liquid to the na... | 12/05/2006 |
| 7137579 | Distribution assembly for particulate material An assembly for distributing particulate material comprising a blower assembly preferably removably mounted on a mobile platform and structured to generate a forced flow of air along a flow path and through a manifold assembly connected to a supply of material being... | 11/21/2006 |
| 7134618 | Dry powder injector Methods, processes, and apparatuses for the large scale synthesis of carbon nanostructures are provided. Metal catalysts having small diameter and narrow distribution of particle sizes are prepared and continuously injected as aerosols into a reactor. The metal cata... | 11/14/2006 |
| 7128163 | Self servicing fire extinguisher with external operated internal mixing with wide mouth and external COchamber Improvements to a portable fire extinguisher are disclosed. The improvements allow for frequent and simpler untrained and automatic self servicing of a fire extinguisher. The improvements include an anti-bridging mechanism that can be articulated from the exterior o... | 10/31/2006 |
| 7125204 | Portable pneumatic blower A portable unit for pneumatically blowing landscaping and/or building materials, such as bark, mulch, fertilizer, compost, wood chips, grass clippings, leaves, gravel/stone, straw, hay, sawdust and combinations thereof is provided. The unit is transportable by: a ca... | 10/24/2006 |
| 7104478 | Material spreading device A material spreading device for spreading material over a targeted area includes a receiving portion for receiving a plurality of bags of material, a hopper assembly and a material moving device. The material spreading device is configured for use on a vehicle. The ... | 09/12/2006 |
| 7090441 | Insulation installation system An insulation installation system including: a supply of material having discrete elements and a self-contained applicator. In the preferred embodiment of the invention, the insulation installation system further includes a work platform. The self-contained applicat... | 08/15/2006 |
| 7086616 | Broadcast spreader attachment for hand-held gas or electric leaf blowers A broadcast spreader attachment for a powered leaf blower for dispensing large dry particulates. The attachment typically includes an elongate main tube having opposite intake and discharge ends. A secondary smaller tube is affixed to and in fluid communication with... | 08/08/2006 |
| 7083119 | Security clip for spray gun connector A connector system for releasably securing a reservoir to a spray gun includes hook members on a lid of the reservoir that engage a flange of an inlet adaptor on the spray gun with a push/twist action to secure the reservoir to the spray gun. A retainer clip mounted... | 08/01/2006 |
| 7074277 | Rotary sauce dispensing apparatus Embodiments of the present invention are directed to a rotary sauce dispensing apparatus for applying a sauce on a receiving surface such as a pizza dough. In one embodiment, an apparatus for dispensing a sauce on a receiving surface comprises a rotating table confi... | 07/11/2006 |
| 7063486 | Reservoir for powdery media A reservoir for powdery media, in particular powder coating, comprises a housing having at least one inlet and at least one outlet for the powdery medium. A fluidising floor of porous, air-permeable material is located in the interior of the housing at a distance fr... | 06/20/2006 |
| 6976713 | Apparatus for use in applying granular material to a rail An apparatus for applying granular material to a rail adjacent to a wheel of a train includes a granular supply material container to which a granular material injection assembly is connected. The granular material injection assembly includes a housing having a mixi... | 12/20/2005 |
| 6966688 | Apparatus for mixing and dispensing powder An apparatus and method for mixing and dispensing a powder material in an aqueous solution wherein the powder material is premixed into solution by a spreader. The premix solution is subsequently dispensed in a diluted aqueous stream by a venturi proportioner. In a ... | 11/22/2005 |
| 6948888 | Reservoir for powdery media A reservoir for powdery media, in particular powder coating, comprises a housing having at least one inlet and an outlet. A fluidising floor of porous, air-permeable material is located in the interior of the housing at a distance from its base. In this way a pressu... | 09/27/2005 |
| 6942161 | Painting machine for use with powder paint A painting machine includes a powder paint spray gun, a mixer for mixing a plurality of powder paints having different colors, and a control device controlling an amount of each powder paint supplied to the powder paint spray gun so that a mixing ratio of the powder... | 09/13/2005 |
| 6925751 | Automated pest control dust applicator device for remote applications The present invention relates to an automated pest control dust applicator device for remote applications, such as bug or bee or hornet spraying in high areas, e.g., trees, overhangs, porch roofs, dormers, eaves, etc. Thus, the automated pest control dust applicator... | 08/09/2005 |
| 6910957 | Method and apparatus for high pressure article cleaner A cleaning system 210 having nozzle assembly 10 for a pressured fluid stream entrained with abrasive that includes a pressured fluid receiving portion 15 adapted to accommodate a pressured fluid dispenser 20. An abrasive entrainment chamb... | 06/28/2005 |
| 6883736 | Distribution assembly for particulate material An assembly for distributing particulate material comprising a blower assembly which is preferably removably mounted on a mobile platform and structured to generate a forced flow of air along a flow path and through a manifold assembly connected to a supply of mater... | 04/26/2005 |
| 6840468 | Salt shooter A hand-portable spreader blows particles, such as salt or sand, over an outdoor surface to increase friction. The spreader has a grip and accepts an extension cord to power the blower motor. The motor drives a vane impeller mounted in a housing and connected to a no... | 01/11/2005 |
| 6830414 | Canister powder paint delivery apparatus and method An apparatus and method for supplying multi-color powder paint material to an applicator in which at least one canister is used. This invention can be utilized with multiple or with a single color of powder paint material. The preferred system includes two canisters... | 12/14/2004 |
| 6776361 | Powder material spraying device A powdered material spraying device comprising a quantitative spraying device provided for a material discharge port of the powdered material storage hopper via a material feed valve, a cover being provided for the material feed port of the powdered material storage... | 08/17/2004 |
| 6722589 | Slip prevention particle injection device Problems are posed by slip prevention particle injection devices by wheels of railway rolling stock. Namely, if the injected quantity of slippage-preventing particles is adjusted so as not to be excessive and to be a suitable quantity, it is not possible to obtain a... | 04/20/2004 |
| 6644569 | Apparatus and method of supplying powder coating material In an apparatus for supplying powder coating material, when a given supply rate Qm of powder coating material F and a carrier air flow rate Qt are inputted, whether learned data of a suction air pressure Pfm with respect to the inputted given supply rate ... | 11/11/2003 |
| 6511000 | Rotary valve to feed artificial snow at constant rate An apparatus preventing adhesion, growth and freezing of ice pieces, which tend to happen with quality artificial snow such as fine flake snow and powder snow. The rotary valve 1 to feed artificial snow at a constant rate includes: impeller rotary shaft 3... | 01/28/2003 |