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 |
| 7421786 | Avocado pitter/slicer An avocado slicer includes a frame having a proximal end and a distal end, and a plurality of slicing elements extending from the proximal end of the frame to the distal end of the frame. Each slicing element is substantially parallel to an adjacent slicing element.... | 09/09/2008 |
| 7266894 | Apparatus for slicing fruit and other items An apparatus for slicing fruit or other items is provided. The apparatus includes a top interlocking blade, a middle interlocking blade, and a bottom interlocking blade, each having an apex and two downward sloping edges of approximate equal length. The blades have ... | 09/11/2007 |
| 7185583 | Machine for precision low stress coring and slicing of apples and other soft-cored or pitted fruits Fruit items are positioned between vertical pins located in the calyx and stem hole of said fruit item, thereby securing the fruit item by a compressive force through its core. A core tube surrounding the upper pin descends to meet the lower pin, thereby completely ... | 03/06/2007 |
| 7162973 | Grill member for use in a poultry feeder A grill member for use in a poultry feeder assembly has a generally curved rim member having an outward side surface which varies in radial distance relative to a center of the grill member and a top surface which varies in vertical height relative to a generally pl... | 01/16/2007 |
| 7159810 | Food contact device A food contact device including a handle member with a first end and a second end. The first end of the handle member includes a pressure enhancing structure. One or more blade elements are in direct or indirect contact with the second end of the handle member. In o... | 01/09/2007 |
| 7159320 | Tool for forming a candle-receiving opening in a fruit or vegetable A small hand tool is provided for forming in a fruit or vegetable an exterior surface recess for complementarily receiving a tealight candle. The tool has a hollow cylindrical body centered around an axis and having a sharpened lower end portion, and a handle projec... | 01/09/2007 |
| 7117778 | Corrugated knife fixture with variable pitch and amplitude A corrugated knife fixture is provided for cutting vegetable products or the like particularly such as potatoes, wherein the knife fixture includes one or more knife blades each having a cutting edge with a variable pitch and variable amplitude geometry. The knife f... | 10/10/2006 |
| 7086155 | Apparatus for coring into and cutting food items The present invention provides for an apparatus for coring and slicing a food item comprising: a) a peripheral member; b) a coring element; and c) a plurality of blades extending radially of the coring element to the peripheral member, in spaced relation about the c... | 08/08/2006 |
| 7080454 | Devices and methods for use in preparing certain fruits for consumption Devices for removing and/or slicing a meat of fruit are disclosed. In one embodiment, the device has a handle portion and a working portion having an elongated blade and a pair of lateral extensions. The elongated blade has a cross-sectional shape adapted to facilit... | 07/25/2006 |
| 7055247 | Avocado slicer An avocado slicer having a handle, a curved blade, and a plurality of internal cutting blades. The blade separates the meat of the avocado from the peel while the internal cutting blades simultaneously slice the meat into separate slices. In a preferred form, the av... | 06/06/2006 |
| 6955110 | Apparatus and method for cutting soft materials, especially meat An apparatus and method for cutting soft materials such as meat. Two or more spirally mounted helical blades are situated between two supports, and the supports are mounted to a shank. The shank is rotated to impart rotary action to the spiral shear blades, and the ... | 10/18/2005 |
| 6904686 | Slat ripper A one-piece, hand-held slat ripper for cutting slat, such as vinyl fencing slat, in lengths of uniform width, which includes an enclosed channel of uniform rectangular cross-sectional area housing a blade safely disposed within the channel. ... | 06/14/2005 |
| 6796032 | Fruit slicer A fruit slicer includes an X-hinged device including two handles pivoted by a pivot that separates the X-hinged device into an upper portion and a lower portion, an arcuate resilient plate having two ends fixed to the upper portion of the X-hinged device, and a plur... | 09/28/2004 |
| 5720991 | Multi-shaped ravioli maker A device to form different shaped raviolis includes multiple uniquely outlined cutting and crimping ribs, surrounding finger ejection holes, and an extrusion die plate hand support system.... | 02/24/1998 |
| 5613431 | Avocado cutter A tool for use on an avocado, for separating the meat of an avocado from its skin while simultaneously cutting the meat into separate slices, comprising a handle having a first end and a second end and a frame mounted at one end of the handle. The frame h... | 03/25/1997 |
| 5533442 | Avocado peeler and slicer A tool for use on an avocado, for separating the meat of an avocado from its skin while simultaneously cutting the meat into separate slices, comprising a handle having a first end and a second end and cutting rings are mounted at one end of the handle. T... | 07/09/1996 |
| 5305527 | Method and apparatus for peeling produce such as garlic Apparatus and method for peeling the husk from produce such as garlic cloves in which cup means are provided with circumferentially spaced, inwardly biased prongs that converge toward an exit end, the prongs having gripping members adjacent the exit end. ... | 04/26/1994 |
| 5165171 | Food serving device A unitary metal pizza slice server has a triangular food support surface with a first handle portion projecting from its base and an overlying second handle portion resiliently joined at the distal end of the first portion to form a U-shape handle. The se... | 11/24/1992 |
| 5157836 | Tool for separating a core, a rind and flesh of a fruit, in particular a pineapple A tool is described for separating a core, a rind and flesh of a fruit, in particular a pineapple, including, at least, a cylindrical corer which is provided at one end with a cutting edge and at the other end with a handle or other driving member, such a... | 10/27/1992 |
| 5101718 | Cutting device A cutting device for cutting an objection such as a citrus fruit includes a cutting assembly and an outer casing about the cutting assembly. The casing is generally cylindrical having a central axis, and has open ends. The cutting blade assembly includes ... | 04/07/1992 |
| 4690047 | Tool for peeling and coring pineapples and the like The tool comprises two substantially annular and coaxial blades, an inner one and an outer one respectively, each of which has a frontal cutting edge, and a handgrip for enabling the blades to be pushed into the fruit and possibly rotated so as to separat... | 09/01/1987 |
| 4606125 | Throwing weapon A throwable weapon to be usable by a human being for self-defense which comprises a pair of plates connected together so that one plate can be pivoted relative to the other plate. When the one plate is pivoted relative to the other plate, a series of knif... | 08/19/1986 |
| 4597178 | Saw chain sharpener This disclosure is directed to a saw chain sharpener for a motor-driven chain saw having a guide bar assembly that includes a guide bar and a saw chain guidingly mounted thereon. The saw chain sharpener includes an elongated chain guard casing for removab... | 07/01/1986 |
| 4546545 | Pineapple cutter A pineapple cutter is provided with a cylindrical body 1 having a cutter edge 1a at the circumference end portion of the lower end, a pair of handles 5, 5 connected to the outer surface of said cylindrical body, a pressing sheet mounted on the inner porti... | 10/15/1985 |
| 4516460 | Method and apparatus for slitting shotgun shell wads The present invention relates to a method and apparatus for cutting a series of uniformly spaced longitudinal slits in a cylindrical shotgun shell wad. The wad slitting apparatus, with which the method can be performed, is a cylindrical member having uppe... | 05/14/1985 |
| 4490912 | Pineapple cutter A pineapple cutter consists of a cylinder, a cutter portion and a pair of handles. In this case, the cylinder is adapted to punch an outer peel and an interior of the pineapple so as to separate both portions. The cutter portion is secured to the outer si... | 01/01/1985 |
| 4442604 | Pastry forming and cutting utensil This utensil is a combination device, which may be employed to produce deep fried rosettes or cookies, so as to prevent the necessity of the user's having a separate rosette iron and a cookie cutter of the same shaped design. Primarily, it consists of a c... | 04/17/1984 |
| 4424601 | Forming and embossing template A forming and embossing template, especially for food products such as cookies, including a forming means having a body portion and peripheral cutting means having a desired configuration extending laterally therefrom, and an embossing means having a desi... | 01/10/1984 |
| 4383367 | Potato scoop A tool which can separate the skin of a potato from its meat while simultaneously cutting the meat into usable sections is disclosed. The tool has a handle which mounts at one end a cutting edge assembly shaped to cut along the inside of the potato skin a... | 05/17/1983 |
| 4357752 | Sprinkler head grass clipper A sprinkler head grass clipper for coupling to a lawn trimmer, and particularly a lawn trimmer of the type which clips grass by means of a rapidly whirling flexible line. The clipper includes a body adapted for attachment to the lawn trimmer rotor and con... | 11/09/1982 |
| 4349058 | Cutting tool and a method of using same A cutting tool (20) is disclosed which includes an integrally secured arcuate cutting blade portion (32). The arcuate blade portion is defined from a loci of a perfect circle and includes an axially elongated arcuate blade portion (38) and an axially rece... | 09/14/1982 |
| 4334557 | Canning utensil A canning utensil which is used in filling canning jars with food products in sliced form is provided with a hollow, cup-shaped body and an upper cutter assembly mounted adjacent the top opening of the body of the utensil. By using the canning utensil, a ... | 06/15/1982 |
| 4260026 | Sprinkler grass trimming tool A tool for trimming grass and roots from around sprinkler installations includes a shaft with a pair of outwardly extending struts and a cutting member formed of a generally circular plate fixed to the struts, the lower extremity of the plate forming a cu... | 04/07/1981 |
| 4209903 | Sprinkler head trimming device A cutting device for trimming grass and removing soil and debris from around a sprinkler head. The device includes a shaft with a handle mounted at one end to permit the user to push down and turn the device at the same time. A tubular cutting member is m... | 07/01/1980 |
| 4150675 | Osteotome and a method of surgically using same An osteotome includes an arcuate cutting blade portion and a planar cutting blade portion integrally secured thereto. The arcuate portion is defined from a locus of a perfect circle and is axially elongated relative to the planar blade so as to permit the... | 04/24/1979 |
| 4136447 | Coring apparatus A frankfurter coring apparatus for coring the center out of a frankfurter is provided with a handle connected to an annular cutting blade and to a straight edge cutting blade. A pair of frankfurter guides guide a frankfurter to the annular cutting blade c... | 01/30/1979 |
| 4007676 | Segmenting knife for apple seed celling machine Apples which have been oriented, peeled and cored on the machine shown in U.S. Patent 3,586,081 are further processed to remove the fibrous carpel tissue providing the seed cell in the apple. Following removal of the seed cell, the apples may be discharge... | 02/15/1977 |