Bizarre Patents
An electrified table cloth for preventing crawling insects from gaining access to the consumer's food or drink.
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 |
| 8174757 | Wavelength determining apparatus, method and program for thin film thickness monitoring light A multi-layer optical thin film filter comprising plural deposited optical thin films, wherein optical thin film thickness for each of said optical thin films has a predetermined wavelength spectrum in a predetermined gain equalization band and a predetermined wavel... | 05/08/2012 |
| 8001851 | Rotation sensor mounted on a shaft A rotation sensor includes a first rotor constituted by a magnetic material and having an outer face that has first conductive layers disposed in two levels as viewed in the direction of a rotation axis and second conductive layers disposed outwardly of and between ... | 08/23/2011 |
| 7869014 | System for measuring the wavelength dispersion and nonlinear coefficient of an optical fiber A method of simultaneously specifying the wavelength dispersion and nonlinear coefficient of an optical fiber. Pulsed probe light and pulsed pump light are first caused to enter an optical fiber to be measured. Then, the power oscillation of the back-scattered light... | 01/11/2011 |
| 7729565 | Fiber sensor and fiber sensor device A fiber sensor comprising: an optical waveguide unit having a measurement surface formed at an end of an optical waveguide; and a channel unit through which a specimen, serving as a measurement object to be measured by contact with the measurement surface, is caused... | 06/01/2010 |
| 7621316 | Heat sink with heat pipes and method for manufacturing the same A heat sink to be used with a heat source can include a base portion and a fin portion. The base portion can include a plurality of heat pipes and a space formed at least partially between adjacent heat pipes. The base portion can also include a first plate thermall... | 11/24/2009 |
| 7613004 | Heat sink with heat dissipating fins and method of manufacturing heat sink A heat sink comprising: a heat dissipating portion comprising a plurality of metal fins each having a heat receiving portion and a heat dissipating portion having elasticity; a fin fixing member to transfix said plurality of metal fins; a metal plate having a plural... | 11/03/2009 |
| 7594830 | Joint connector A joint connector according to the present invention is provided with a circuit board, a male connector having male terminals provided on the circuit board at a predetermined interval and standing in one direction and a direction that crosses the one direction, the ... | 09/29/2009 |
| 7473670 | Process for producing rare earth oxide superconductor RE superconductive layer of high critical current density (Jc) is superimposed on an interlayer formed so as to, while ensuring cracking prevention, excel in crystallinity, such as in-plane orientation degree and direction, and surface smoothness. On an oriented Ni ... | 01/06/2009 |
| 7424191 | System for measuring the wavelength dispersion and nonlinear coefficient of an optical fiber A method of simultaneously specifying the wavelength dispersion and nonlinear coefficient of an optical fiber. Pulsed probe light and pulsed pump light are first caused to enter an optical fiber to be measured. Then, the power oscillation of the back-scattered light... | 09/09/2008 |
| 7362939 | Optical fiber for long period grating, long period grating component and manufacturing method of the same This invention relates to an optical fiber for long period grating (LPG), LPG components, and manufacturing method of LPG used as a mode coupler, an optical filter, etc. The optical fiber for LPG comprises a core layer, a first cladding layer that surrounds said cor... | 04/22/2008 |
| 7360459 | Rotation sensor mounted on a shaft A rotation sensor includes a first rotor constituted by a magnetic material and having an outer face that has first conductive layers disposed in two levels as viewed in the direction of a rotation axis and second conductive layers disposed outwardly of and between ... | 04/22/2008 |
| 7354318 | Joint connector A joint connector according to the present invention is provided with a circuit board, a male connector having male terminals provided on the circuit board at a predetermined interval and standing in one direction and a direction that crosses the one direction, the ... | 04/08/2008 |
| 7338217 | Functional optical module There are provided a power supply device for an optical functional component that supplies power to the optical functional component with reliability for a long term and enables easy exchange of the optical functional component, and an optical functional module havi... | 03/04/2008 |
| 7304292 | Displacement sensor having a phase variation of an impedance A displacement sensor comprising: a detecting portion including a coil arranged in such manner that a relative position to a magnetic response substance varies in correspondence to a displacement of an object to be measured; an oscillating circuit to supply an alter... | 12/04/2007 |
| 7291357 | Thin film deposition method and thin film deposition apparatus A thin film deposition method for producing an optical film with an optical characteristic on a deposition substrate in a vacuum chamber is provided. The method may include preparing in the vacuum chamber a deposition source which is a source of the film producing m... | 11/06/2007 |
| 7278469 | Thin sheet type heat pipe The present invention has proposed a thin sheet type heat pipe comprising: a hermetically sealed container which is formed of foil sheets opposed and jointed at peripheral portions; at least one spacer which is movably housed in said container and has a fluid path t... | 10/09/2007 |
| 7254992 | Rotation-sensored rotary connector A rotation-sensored rotary connector includes: a rotary connector for electrically connecting an electrical component installed on a steering to a vehicle-body side; and a rotation sensor for detecting a rotational angle of the steering; wherein the rotation sensor ... | 08/14/2007 |
| 7218816 | Optical fiber grating part An optical fiber grating part including an elongated pedestal, and a base plate installed on said pedestal, and having a different coefficient of linear thermal expansion from said pedestal, and an optical fiber passing through said pedestal, and connected to connec... | 05/15/2007 |
| 7167132 | Small antenna and a multiband antenna A small antenna comprising: an antenna pattern consisting of: two linear conductor elements; a shorting element that electrically connects the two linear conductor elements and a dielectric in a predetermined shape that contains the antenna pattern therein; where th... | 01/23/2007 |
| 7146085 | Method and system for measuring the wavelength dispersion and nonlinear coefficient of an optical fiber, method of manufacturing optical fibers, method of measuring wavelength-dispersion distribution, method of compensating for measurement errors, and method of specifying conditions of measurement A method of simultaneously specifying the wavelength dispersion and nonlinear coefficient of an optical fiber. Pulsed probe light and pulsed pump light are first caused to enter an optical fiber to be measured. Then, the power oscillation of the back-scattered light... | 12/05/2006 |
| 7128131 | Heat sink for electronic devices and heat dissipating method A heat sink according to the present invention is configured to comprise: a plurality of heat dissipating fins having at least bottom portions which form a heat receiving surface thermally connected to a heat generating electronic ... | 10/31/2006 |
| 7040814 | Functional optical module The invention comprises three parts: The first parts provides a miniaturized functional optical module, which is provided with a lens-exchange type collimator enabling rapid and easy exchange of an optical functional component and/or lenses and being compact in size... | 05/09/2006 |
| 7003202 | Method and system for measuring the wavelength dispersion and nonlinear coefficient of an optical fiber, method of manufacturing optical fibers, method of measuring wavelength-dispersion distribution, method of compensating for measurement errors, and method of specifying conditions of measurement A method of simultaneously specifying the wavelength dispersion and nonlinear coefficient of an optical fiber. Pulsed probe light and pulsed pump light are first caused to enter an optical fiber to be measured. Then, the power oscillation of the back-scattered light... | 02/21/2006 |
| 6956740 | Heat sink with fins and manufacturing method thereof A heat sink with fins comprising: a base plate made of a heat conductive material; a plurality of heat dissipating fins which are positioned in heat-dissipating-fin mounting portions formed on one surface of said base plate and are jointed to said base plate by mech... | 10/18/2005 |
| 6910808 | Optical connector ferrule for supporting an optical fiber tape conductor, optical connector, method for assembling an optical connector and optical fiber inserting jig An optical connector ferrule for supporting an optical fiber tape conductor having an end of which a coating is peeled off to expose optical fibers, comprising: a plurality of fiber inserting holes which are arranged at a plurality of steps and into which the optica... | 06/28/2005 |
| 6909832 | Optical fiber ribbon splitting tool and optical fiber ribbon splitting method An optical fiber ribbon splitting tool that accommodates an optical fiber ribbon in guide groove portion and splits longitudinally the accommodated optical fiber ribbon, where a cross section of the guide groove portion comprises a bottom portion with a width slight... | 06/21/2005 |
| 6836596 | Method for tuning optical characteristic of an optical module This invention relates to a method for tuning optical characteristic of an optical module. The tuning method in optical characteristic of an optical module consisting of an optical fiber, a lens, an optical filter and a filter holder, comprising: a step of tuning an... | 12/28/2004 |
| 6834143 | Optical module and package thereof An optical module comprising: a comb-shaped package having a plurality of teeth portions and a base portion; and at least one optical fiber having fiber grating, wherein respective fiber-grating formed portions of at least one optical fiber are placed in correspondi... | 12/21/2004 |
| 6796809 | Electrical junction box An electrical junction box includes a lower case containing wiring boards with busbars such that the boards stand upright, an upper case combined with the lower case, upper and lower connection terminals extended from each wiring board and vertically penetrating thr... | 09/28/2004 |
| 6788537 | Heat pipe circuit board A heat pipe circuit board comprising: a heat pipe; at least one insulating layer; a circuit pattern provided on a surface of or inside the at least one insulating layer; and electronic components being mounted on the heat pipe through the insulating layer. The heat ... | 09/07/2004 |
| 6749013 | Heat sink A heat sink comprising (a) a plate-shaped heat pipe including an upper plate member and a lower plate member to form a hermetically sealed cavity, and a working fluid enclosed therein, and (b) at least one heat radiating fin integrally formed with the upper plate me... | 06/15/2004 |
| 6567447 | Semiconductor laser device and semiconductor laser module using the same In the semiconductor laser device of the present invention, a semiconductor stacked structure including an active layer comprising a strained multi-quantum well structure is formed on a substrate 1, a cavity length is larger than 1000 μm but equal to or ... | 05/20/2003 |
| 6557747 | Highly gas tight chamber and method of manufacturing same A method of manufacturing a hermetically sealed chamber, including preparing two aluminum or aluminum alloy material members which face each other, forming a first extending convex portion on a surface to be metal-bonded of one of the two aluminum or alum... | 05/06/2003 |
| 6552311 | Highly gas tight chamber and method of manufacturing same A method of manufacturing a hermetically sealed chamber, including preparing two aluminum or aluminum alloy material members which face each other, forming at least one extending groove portion on a surface to be metal-bonded of one of the two aluminum or... | 04/22/2003 |
| 6550528 | Hot-top type continuous casting machine for hollow billet Provided is a hot-top type continuous casting machine for stably producing hot metal hollow billets having a high quality, which comprises: (a) a molten metal holding part fed therein with molten metal; (b) a ring mold arranged being connected to the molten metal h... | 04/22/2003 |
| 6537105 | Electrical connection box An electrical connection box (1) is provided with a unit housing (11) for holding an electrical-part mounted unit (21) that is selectively attached thereto in accordance with specifications of the connection box, and a dummy connector housing (12) arrange... | 03/25/2003 |
| 6538803 | Optical amplifier and optical wavelength division multiplexing communication system The present invention provides a wavelength division multiplex light communication system using an optical amplifier which can amplifying and translating a multiplex light signal obtained by wavelength division multiplexing a plurality of channel light si... | 03/25/2003 |
| 6532831 | Rotation sensor To provide a rotation sensor for detecting a relative rotation angle, which shows little variation in detection accuracy even in the presence of disturbances. The rotation sensor detects a variation in impedance of each of two exciting coils (12b) which i... | 03/18/2003 |
| 6524117 | Electric connecting apparatus for electrically connecting two electric components An electric connecting apparatus provides electrical connection of two electric components by fitting a plurality of male terminals into mating female terminals. If the male terminals have different lengths, for example, the male terminals are fitted into... | 02/25/2003 |
| 6507490 | Heat pipe hinge structure for electronic device A heat pipe hinge structure for an electronic device comprises a heat pipe hinge member and a hinge portion. The heat pipe hinge member is made of a high heat-conductive material disposed at a coupling portion in which a pair of housing portions to be ope... | 01/14/2003 |
