Bizarre Patents
A gun that fires a missile, powered by gas "discharged by the operator of the toy."
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 |
| 7368343 | Low leakage MIM capacitor Capacitor structures for use in integrated circuits and methods of their manufacture. The capacitor structures include a bottom electrode, a top electrode and a dielectric layer interposed between the bottom electrode and the top electrode. The capacitor structures ... | 05/06/2008 |
| 7218020 | Linear motor, stage apparatus, exposure apparatus, and device manufacturing method Outflow of heat generated by a linear motor to the outside is suppressed. A linear motor according to the present invention is a linear motor used in a vacuum atmosphere, including a stator, a movable element movable relative to the stator, and a metal film formed o... | 05/15/2007 |
| 7132018 | Magnetic core insulation Disclosed herein is an insulating material between adjacent metal layers of a soft magnetic core, and a process for forming this insulating material. The insulating material is composed of the native metal oxides of the metallic core material. ... | 11/07/2006 |
| 7077919 | Magnetic core insulation Disclosed herein is an insulating material between adjacent metal layers of a soft magnetic core, and a process for forming this insulating material. The insulating material is composed of the native metal oxides of the metallic core material. ... | 07/18/2006 |
| 7070395 | Variable capacity rotary compressor A variable capacity rotary compressor to prevent an eccentric bush and a locking pin from being deformed or worn out due to a variance in a pressure of a compression chamber as a rotating shaft rotates. The compressor includes upper and lower compression chambers ha... | 07/04/2006 |
| 6972499 | Linear motor, stage apparatus, exposure apparatus, and device manufacturing method Outflow of heat generated by a linear motor to the outside is suppressed. A linear motor according to the present invention is a linear motor used in a vacuum atmosphere, including a stator, a movable element movable relative to the stator, and a metal film formed o... | 12/06/2005 |
| 6943102 | Solder bump transfer sheet, method for producing the same, and methods for fabricating semiconductor device and printed board The method for producing a solder bump transfer sheet of the invention includes the steps of: providing a sheet having a chromium oxide layer containing substantially no iron oxide as the outermost surface; and forming a plurality of solder bumps placed in a predete... | 09/13/2005 |
| 6890665 | Martensitic stainless steel and method for manufacturing the same Martensitic stainless steel whose steel composition is restricted within a specific range for each element is provided. The scale layer formed on the surface of the base material consists of an inner layer scale mainly including FeCr2O4 and an ... | 05/10/2005 |
| 6848832 | Surface-treated rolling bearing and manufacturing method thereof In a rolling bearing put under a working circumstance in which water tends to intrude into lubricants, it has been known such a phenomenon that hydrogen ions formed by decomposition of the lubricants are adsorbed to raceway surfaces and accumulated as hydrogen atoms... | 02/01/2005 |
| 6758917 | High temperature gaseous oxidation for passivation of austenitic alloys A method for forming a chromium-rich layer on the surface of a nickel alloy workpiece containing chromium includes heating the workpiece to a stable temperature of about 1100° C., and then exposing the workpiece to a gaseous mixture containing water vapor and one o... | 07/06/2004 |
| 6723177 | Life extension of chromium coating and chromium alloys A process for treating a chromium coating and/or the surface of a chromium alloy to increase hardness, and/or to decrease coefficient of friction; chromium alloys and/or chromium coatings with surfaces having increased hardness and/or decreased coefficient of fricti... | 04/20/2004 |
| 6692838 | Metal dusting resistant alloys The invention includes a composition of matter which is resistant to metal dusting and a method for preventing metal dusting on metal surfaces exposed to carbon supersaturated environments.... | 02/17/2004 |
| 6648988 | Furnace run length extension by fouling control Furnace run length extension by fouling control utilizing a pigging-passivation process.... | 11/18/2003 |
| 6623541 | Sintered rare earth magnet and making method A sintered rare earth magnet consisting essentially of 20-30% by weight of R (wherein R is Sm or a mixture of Sm and another rare earth element), 10-45% by weight of Fe, 1-10% by weight of Cu, 0.5-5% by weight of Zr, and the balance of Co has on its surfa... | 09/23/2003 |
| 6612898 | Method for forming oxidation-passive layer, fluid-contacting part, and fluid feed/discharge system A method for forming an oxidation-passive layer having high corrosion resistance to highly oxidizing materials such as ozone; a stainless steel and a titanium base alloy having corrosion resistance to an ozone containing fluid; and a fluid containing part... | 09/02/2003 |
| 6582531 | X-ray tube and method of manufacture The present invention relates to structures within an x-ray device including an x-ray can, an x-ray can window frame insert, a rotor sleeve, and a bearing support assembly for a rotor structure. The various structures are fabricated from a chromium alloy ... | 06/24/2003 |
| 6531000 | Surface treated rolling bearing and manufacturing method thereof The present invention provides a rolling bearing in which an oxide layer of an iron/chromium oxide series is formed at a thickness of from 1 to 1000 nm to at least one of raceway surfaces of bearing rings or rolling contact surfaces of rolling elements an... | 03/11/2003 |
| 6488783 | High temperature gaseous oxidation for passivation of austenitic alloys A method for forming a chromium-rich layer on the surface of a nickel alloy workpiece containing chromium includes heating the workpiece to a stable temperature of about 1100° C., and then exposing the workpiece to a gaseous mixture containing water vapo... | 12/03/2002 |
| 6475310 | Oxidation resistant alloys, method for producing oxidation resistant alloys A method for producing oxidation-resistant austenitic alloys for use at temperatures below 800° C. comprising of: providing an alloy comprising, by weight %: 14-18% chromium, 15-18% nickel, 1-3% manganese, 1-2% molybdenum, 2-4% silicon, 0% aluminum and t... | 11/05/2002 |
| 6451130 | Method for forming Cr2O3 film on stainless steel surface A method for forming a chromium oxide film on the surface of a stainless steel sample. The method includes: (a) placing a sample having stainless a steel surface into a vacuum furnace, evacuating the vacuum furnace to a pressure of 2×10-7 to 3... | 09/17/2002 |
| 6432225 | Non-chromated oxide coating for aluminum substrates An improved process that is commercially practical for forming an oxide film cobalt conversion coating exhibiting corrosion resistance and paint adhesion properties on a substrate, where the substrate is aluminum or aluminum alloy, the process including t... | 08/13/2002 |
| 6361836 | Method of making spinner discs for rotary fiberization processes A method of making a spinner disc for a rotary fiberization process, such as but not limited to a glass fiberization process, includes: forming a spinner disc from an alloy that forms a protective oxide film on surfaces of the spinner disc exposed to the ... | 03/26/2002 |
| 6277327 | Method for the anticorrosive treatment of waste plastics treating equipment This invention relates to equipment for treating the aforesaid waste plastics directly with supercritical water, and an object thereof is to provide a method for the anticorrosive treatment of waste plastics treating equipment which makes it possible to u... | 08/21/2001 |
| 6174610 | Steel having excellent corrosion resistance and method of making the same The present invention provides a stainless steel having by far higher corrosion resistance than those of the prior art and a method of forming an oxide passivation film having a chromium oxide layer on the surface thereof.... | 01/16/2001 |
| 6156440 | Material for use in an apparatus contacting organic amines A treated stainless steel is used as the material of construction for parts of an apparatus exposed to an organic amine. The stainless steel is treated by cleaning the stainless steel, forming a colored oxide film on the surface of the cleaned stainless s... | 12/05/2000 |
| 6150040 | Pure steam-related apparatus protected from fouling and method of manufacturing the same A pure steam-related apparatus, which is one of apparatus in the group of pure steam generators generating pure steam from purified water, pipelines for pure steam and sterilizers using pure steam, is protected from discoloration, so-called "fouling", to ... | 11/21/2000 |
| 6129789 | Surface treatment method of hydrogen absorbing alloy Steam is contacted with a hydrogen absorbing alloy in a temperature range from 200° C. to 400° C. With a contact catalytic reaction of water, a metal contained in the hydrogen absorbing alloy is changed to an oxide or a hydroxide. Hydrogen produced caus... | 10/10/2000 |
| 6045628 | Thin-walled monolithic metal oxide structures made from metals, and methods for manufacturing such structures Monolithic metal oxide structures, and processes for making such structures, are disclosed. The structures are obtained by heating a metal-containing structure having a plurality of surfaces in close proximity to one another in an oxidative atmosphere at ... | 04/04/2000 |
| 6037061 | Method of forming passive oxide film based on chromium oxide, and stainless steel A method of readily forming passive oxide film based on chromium oxide characterized by subjecting stainless steel to electrolytic polishing and fluidized abrasive polishing, baking the steel thus treated in an inactive gas to remove moisture from its sur... | 03/14/2000 |
| 5951787 | Method of forming oxide-passivated film, ferrite system stainless steel, fluid feed system and fluid contact component A passive film forming method enabling formation of a passivated-oxide film having a layer made of chromium oxide in its outermost surface without conducting composite electric polishing. Also disclosed is a ultra-high purity fluid feed system, processing... | 09/14/1999 |
| 5944919 | Process for blackening surgical needles A process for blackening the surfaces of a metal alloy surgical needle or a metal alloy surgical instrument. The process consists of exposing the surfaces of a metal alloy surgical needle or surgical instrument to a gaseous plasma for a sufficient amount ... | 08/31/1999 |
| 5911841 | Steel having excellent corrosion resistance The present invention provides a stainless steel having by far higher corrosion resistance than those of the prior art and a method of forming an oxide passivation film having a chromium oxide layer on the surface thereof... | 06/15/1999 |
| 5906688 | Method of forming a passivation film A reduced pressure device the reduced pressure chamber of which is constructed of stainless steel, and includes a passivation film formed on the exposed interior surface thereof. The film has a thickness of more than 50 Å and is composed of two or more l... | 05/25/1999 |
| 5873953 | Non-chromated oxide coating for aluminum substrates An improved process that is commercially practical for forming an oxide film cobalt conversion coating exhibiting corrosion resistance and paint adhesion properties on an aluminum or aluminum alloy substrate (for example, aerospace and aircraft parts), th... | 02/23/1999 |
| 5830290 | Method for the manufacture of a spring band clip The subject invention provides a method for manufacturing a spring band clip, wherein an alloyed steel is shaped, annealed, levelled into a narrow band, then shaped by stamping and bending into a non-machined clip, and the surface of the non-machined clip... | 11/03/1998 |
| 5789086 | Stainless steel surface having passivation film A reduced pressure device the reduced pressure chamber of which is constructed of stainless steel, and includes a passivation film formed on the exposed interior surface thereof. The film has a thickness of more than 50 Å and is composed of two or more l... | 08/04/1998 |
| 5773090 | Process for coating phosphated metal substrates A process for coating phosphated metal substrates with one or more organic coatings, in which after phosphating and before application of a first organic coating, the phosphated metal substrates are treated with an aqueous solution which contains 5 to 100... | 06/30/1998 |
| 5746841 | Process for passivating treatment of piping system for high-purity gas A high-concentration ozone gas having a concentration of at least 50 VOL % of ozone in the ozone-oxygen system is acted within the temperature range of a normal temperature to 60° C. on an ultrapurity-gas piping system for use in a semiconductor manufact... | 05/05/1998 |
| 5741372 | Method of producing oxide surface layers on metals and alloys A method of producing oxide surface layers on compact and sintered metals and alloys has the steps of delivering a metal or alloy into a working chamber preheated to temperature from 200° C. to temperature below its melting point so that the metal or all... | 04/21/1998 |
| 5643436 | Architectural material using metal oxide exhibiting photocatalytic activity 0564344368 A metal-oxide layer exhibiting a photocatalytic activity function is formed on the surface of an inorganic architectural material, such as external wall material, roofing material, internal wall material, flooring material, and ceiling material... | 07/01/1997 |
