Famous Patents
The ice cream cone was invented at the St. Louis Worlds Fair by Ernest Hamwi in 1904. His waffle booth was next to an ice cream vendor who ran short of dishes. Hamwi rolled a waffle to hold ice cream and the cone was born.
PatentStorm News
Make the Most of Our Site
See this month's Top Inventors and Most Cited Patents.
Stay on top of the latest innovations by subscribing to an RSS feed.
Registered users: Manage your profile.
| Number | Title | Issue Date |
| 7891975 | Heat treatment apparatus and method of manufacturing substrate Heat treatment apparatus and a method of manufacturing a substrate are provided, in which drop of particles produced by a rubbing action between a support strip and a support member can be prevented. Heat treatment apparatus 10 has a reactor 40 for tre... | 02/22/2011 |
| 7442038 | Heat treatment jig for semiconductor silicon substrate This invention provides a heat treatment jig for semiconductor silicon substrates, which, in respective heat treatment of hydrogen annealing or argon annealing, can handle enlargement of the diameter of wafers to be treated and can also prevent slipping and dislocat... | 10/28/2008 |
| 7393207 | Wafer support tool for heat treatment and heat treatment apparatus The present invention provides a wafer support tool for heat treatment easy in working and capable of realizing reduction in cost without generating damages or slip dislocations that would be otherwise caused by high temperature heat treatment and a heat treatment a... | 07/01/2008 |
| 7334690 | Substrate supporting rod and substrate cassette using the same A substrate-supporting rod (4) includes a resin body (41) and a metal rod (43). The resin body (41) includes a body portion (411) being cylinder-shaped and having a first through hole (413) in a direction of the axis thereof... | 02/26/2008 |
| 7241141 | Low contact SiC boat for silicon nitride stress reduction A vertical wafer boat for supporting at least one semiconductor wafer, formed by a process includes forming a plurality of angled support grooves into a plurality of support members with a groove-making machine. Each support member extends along a longitudinal axis ... | 07/10/2007 |
| 7241140 | Burning oven A burning oven is provided, and has a housing that surrounds a combustion chamber in which material that is to be burned can be introduced after the housing is opened and can be placed upon a combustion chamber base. A deposit element is disposed externally of the c... | 07/10/2007 |
| 7210924 | Heat treatment system and a method for cooling a loading chamber There is provided a vertical heat treatment system capable of simplifying the structure of various mechanisms in the vicinity of an opening which is formed in a partition wall separating a housing-box transfer area from a treating-object transfer area (a wafer trans... | 05/01/2007 |
| 7210925 | Heat treatment jig for silicon semiconductor substrate A heat treatment jig for supporting silicon semiconductor substrates by contacting, being loaded onto a heat treatment boat in a vertical heat treatment furnace, comprises; the configuration of a ring or a disc structure with the wall thickness between 1.5 and 6.0 m... | 05/01/2007 |
| 7204887 | Wafer holding, wafer support member, wafer boat and heat treatment furnace The present invention provides a wafer holder, a wafer support member, a wafer boat and a heat treatment furnace, which are capable of sufficiently suppressing slip dislocations, without lowering productivity and at low cost, in the high temperature heat treatment o... | 04/17/2007 |
| 7201280 | Wafer boat for consolidation of porous thin layer A wafer boat for consolidation of a porous oxide layer structure is provided. The wafer boat includes at least one support plate including: a first plate for supporting a substrate with the porous oxide layer by face-to-face contact; a second plate radially extendin... | 04/10/2007 |
| 7163393 | Heat treatment jig for semiconductor silicon substrate This invention provides a heat treatment jig for semiconductor silicon substrates, which, in respective heat treatment of hydrogen annealing or argon annealing, can handle enlargement of the diameter of wafers to be treated and can also prevent slipping and dislocat... | 01/16/2007 |
| 7121414 | Semiconductor cassette reducer A semiconductor cassette reducer has a first substantially U-shaped plate and a second substantially U-shaped plate. A number of wafer supports connect the first substantially U-shaped plate to the second substantially U-shaped plate. Several retention springs are a... | 10/17/2006 |
| 7083694 | Adhesive of a silicon and silica composite particularly useful for joining silicon parts A method of joining two silicon members, the adhesive used for the method, and the joined product, especially a silicon tower for supporting multiple silicon wafers. A flowable adhesive is prepared comprising silicon particles of size less than 100 μm and preferabl... | 08/01/2006 |
| 7077913 | Apparatus for fabricating a semiconductor device A semiconductor fabricating apparatus having a structure, which facilitates a loading and unloading operation of wafers while having a low effect by a high temperature during a heat treatment. The semiconductor fabricating apparatus includes a plurality of ring-shap... | 07/18/2006 |
| 7060221 | Hardening fixture Hardening fixture for simultaneous hardening of a multitude of sawblades, comprising a bottom plate against which the lower ends of the sawblades are supported, vertical pillars and side plates with lateral openings, where guiding strips and distance elements keep t... | 06/13/2006 |
| 7017758 | Wafer protective cassette A substrate cassette having a conventional form, an open container having an upper entrance and a narrow lower opening formed by two side panels and two end panels. A preferred embodiment includes a train of substrate alignment channels on the inner surfaces of the ... | 03/28/2006 |
| 6953338 | Device for thermal treatment of substrates The aim of the invention is to reduce the formation of scratches in a device for the thermal treatment of substrates, in particular, semiconductor substrates, in a chamber in which the substrate is placed upon support elements. According to the invention, said aim i... | 10/11/2005 |
| 6939131 | Support for a part to be subjected to heat treatment in an oven, and a method of heat treating a metal part A support slug (2) used for the heat treatment of a part (3), particularly for the hardening of a steel part, comprises a guide element (221) that is used to guide the part (3) towards a supporting surface (230) of the support slug... | 09/06/2005 |
| 6935600 | Suspension holding device and method of use Disclosed herein is a support component for suspending a load, comprising: a main body, wherein the main body comprises: a hollowed portion bordered by a top side wall opposite to a bottom side wall, and a proximal lateral side wall opposite to a distal lateral side... | 08/30/2005 |
| 6869280 | Support for material to be fired for a ceramic dental prosthesis A support for a material to be fired for a ceramic dental prosthesis, having a support plate dimensionally stable when heat is applied and having a plurality of passages which are arranged perpendicularly relative to the support plate surface. A bundle of several pi... | 03/22/2005 |
| 6808676 | Method and device for producing shaped ceramic bodies using setter plates A method and device for producing shaped ceramic bodies, particularly ceramic sheets or multilayer hybrids provided with printed circuit traces, switching elements and/or plated-through holes. The shaped ceramic bodies are initially present as green bodies and also ... | 10/26/2004 |
| 6561799 | Sealing box for a chamber for continuously treating a thin strip product, in particular for a furnace for continuously carbonizing a fiber substrate A sealing box for a chamber for continuously treating a thin strip product, in particular for a furnace for continuously carbonizing a fiber substrate. The sealing box comprises: a longitudinal passage (12) opening out from the box via a first end (12b) f... | 05/13/2003 |
| 6558158 | Ceramic heater A ceramic heater (1) includes a ceramic substrate (2) having a heating surface (2a) for supporting and heating an object to be processed, a hearing element (6) provided in the substrate (2), and embossed portions (4) on the heating surface (2a) which cont... | 05/06/2003 |
| 6361313 | Ladder boat for supporting wafers The present invention relates generally to an improved ladder boat for supporting semiconductor wafers during thermal treatments which comprises top and bottom plates vertically opposing each other and support rods secured to said plates. Said support rod... | 03/26/2002 |
| 6293789 | Semiconductor processing apparatuses An apparatus for semiconductor processing includes: a) at least one support member comprising an upper surface for supporting a semiconductor wafer; b) a component through which the support member extends, the component comprising a front surface and a ba... | 09/25/2001 |
| 6280183 | Substrate support for a thermal processing chamber A substrate support, such as an edge ring, includes an inner portion, and an outer portion contiguous with the inner portion and extending radially outward therefrom. The inner portion has a raised annular extension forming a ridge for supporting a substr... | 08/28/2001 |
| 6186779 | Wafer clamp for a heater assembly A clamp holds a semiconductor wafer during an Al reflow process. The clamp is made of a ceramic material, and thereby clamp surface roughening which damages semiconductor wafers and other damaging of the wafer caused by the deformation of the clamp are av... | 02/13/2001 |
| 6099302 | Semiconductor wafer boat with reduced wafer contact area A boat for semiconductor wafers has reduced contact surface area with the wafer, thereby preventing distortion of the wafer during heating. The boat has an upper member; a lower member, a plurality of wafers being loaded between the upper member and the l... | 08/08/2000 |
| 6062852 | Substrate heat-treating apparatus A substrate heat-treating apparatus includes a heat-treating plate, and support pins extending through the heat-treating plate to be vertically movable relative thereto. The support pins support each substrate at a lower surface thereof such that edges of... | 05/16/2000 |
| 5931662 | Silicon single crystal wafer annealing method and equipment and silicon single crystal wafer and manufacturing method related thereto The present invention is designed to provide an annealing method for silicon single crystal wafers, which makes it possible to increase the number of silicon single crystal wafers processed during a single annealing process under a variety of annealing pe... | 08/03/1999 |
| 5848889 | Semiconductor wafer support with graded thermal mass An annular-shaped edge ring support for a semiconductor wafer has an innermost radial portion for supporting the semiconductor wafer and an outermost radial portion contiguous with the inner portion. The inner portion has a graded thermal mass that genera... | 12/15/1998 |
| 5785519 | Structure for a firing table The invention relates to a structure for a firing table to accept ceramic items to be fired.... | 07/28/1998 |
| 5752821 | Tray for heat treatment furnace A tray for heat treatment furnace including a tray base which comprises a plate and a lattice part being fixed on the plate, said lattice part having a plurality of cylindrical reinforcements formed at cross portions thereof; a fixing device having a plur... | 05/19/1998 |
| 5718574 | Heat treatment apparatus A substrate holding assembly for horizontally holding a substrate to be treated is provided in a heat treatment chamber of a heat treatment apparatus. The substrate holding assembly has an annular base, and a plurality of fixed support projections provide... | 02/17/1998 |
| 5695331 | Multiple width boat carrier for vertical ovens A boat carrier for accommodating multiple width integrated circuit (IC) boats is provided. The boat carrier comprises a base member and opposed guide faces which abut side surfaces of IC boats of multiple widths. In a first embodiment, the boat carrier in... | 12/09/1997 |
| 5613848 | Process for the production of glass-like carbon substrates for use as recording media and a setter for use in the process A supporting shaft 11 that can be inserted through a center hole 5a in each of cured resin disks 5 and which has a bottom plate in a disk form at an end, as well as a plurality of spacer disks 12 each having a center hole through which the supporting shaf... | 03/25/1997 |
| 5529732 | Underlying boards for firing and a method for firing ceramic moldings by using such underlying boards A firing underlying board having a long use life free from thermal expansion and which does not cause twisting of ribs, deformation of an end face, color change or cracking in a honeycomb structural body fired on the underlying board. The firing underlyin... | 06/25/1996 |
| 5447431 | Low-gas temperature stabilization system The temperature of articles in an "environmental" chamber is stabilized by evacuation of the "environmental" chamber, after having stabilized the temperature of such an article to approximate that of a controlled-temperature member spaced from the article... | 09/05/1995 |
| 5362231 | Article support apparatus A setter (10) for supporting an article of ceramic ware. The setter (10) comprising two identical engageable components (14). The components (14) comprise profiled pieces of recrystallised silicon carbide. The components (14) are generally `C` shaped and ... | 11/08/1994 |
| 5350551 | Method of firing ceramic moldings containing a diffusible metallic oxide A ceramic firing method particularly suitable for the fabrication of metallic oxide varistor bodies containing a major proportion of zinc oxide and a minor proportion of antimony oxide. Should moldings of this composition be fired in direct contact with a... | 09/27/1994 |
