Patents for H05K 3 - Apparatus or processes for manufacturing printed circuits (118,473)
01/1999
01/19/1999US5860585 Substrate for transferring bumps and method of use
01/19/1999US5860582 Inert atmosphere soldering apparatus
01/19/1999US5860575 Stability enhancement of molten solder droplets as ejected from a nozzle of droplet pump
01/19/1999US5860361 Screen plate cleaning station
01/19/1999US5860212 Method of coating a conductive substance on a transparent electrode formed on a substrate and method of mounting a semiconductor device or film substrate on the substrate
01/14/1999WO1999002022A1 Printed circuit board with a leaded component and method of securing the component
01/14/1999WO1999002021A1 Process and device for generating test patterns when applying solder paste by a screen printing process on printed circuit boards
01/14/1999WO1999001913A1 Miniature filament lamp
01/14/1999WO1999001892A2 Captured-cell solder printing and reflow methods and apparatuses
01/14/1999WO1999001879A1 Thermal release for fixing on a circuit substrate
01/14/1999WO1999001876A1 Resistor and method of producing the same
01/14/1999WO1999001796A2 Pattern-forming methods
01/14/1999WO1999001795A2 Pattern-forming methods and radiation sensitive materials
01/14/1999WO1999001772A1 Printed circuit board testing device
01/14/1999WO1999001250A1 Method for soft soldering metals and soft solder for carrying said method
01/14/1999DE19729891A1 Equipment modifying plastic surfaces using accelerated silicon carbide grit blaster followed by plasma treatment
01/14/1999DE19729587A1 Solder application onto circuit board contact pads
01/14/1999DE19729486A1 Combined punching and injection moulding tool, especially for printed circuit boards and manufacturing process
01/14/1999DE19729215A1 Drilling device for printed circuit boards
01/14/1999DE19729073A1 Verfahren zur Herstellung einer Klebeverbindung zwischen einem elektronischen Bauelement und einem Trägersubstrat A process for producing an adhesive connection between an electronic component and a carrier substrate
01/14/1999CA2264900A1 Miniature filament lamp
01/14/1999CA2240184A1 Method and apparatus for attaching electronic components to substrates
01/13/1999EP0891127A2 TAB circuit protective coating
01/13/1999EP0891126A2 Drilling unit for printed circuit boards having two operating heads individually movable
01/13/1999EP0891125A1 Reworkable circuit board assembly including a flip chip
01/13/1999EP0891124A2 Three-dimensional electrical interconnection system
01/13/1999EP0890660A1 Microetching agent for copper or copper alloys
01/13/1999EP0890623A1 Coating fluid for low-permittivity silica coating and substrate provided with low-permittivity coating
01/13/1999EP0890297A1 Solder bonded electronic module
01/13/1999EP0890198A1 Arrangement of two disconnectable flat conductors and a connection unit for connecting a flat conductor
01/13/1999EP0890197A1 Bidirectional non-solid impedance controlled reference plane
01/13/1999EP0890137A1 Articulated platform mechanism for laser pattern generation on a workpiece
01/13/1999EP0588978B1 A composition and a process for removing rosin solder flux with terpene and hydrocarbons
01/13/1999EP0569528B1 Electrical connector assembly
01/13/1999CN1204941A Connecting structure of frame and printed circuit board
01/13/1999CN1204940A Metal backed printed circuit board assemblies
01/13/1999CN1204850A Production processes of printed substrate, electron-emitting element, electron source and image-forming apparatus
01/12/1999US5859539 For testing multiple semiconductor devices
01/12/1999US5859474 Reflow ball grid array assembly
01/12/1999US5859473 Duplexer package
01/12/1999US5859472 Microelectronic lead assembly to connect microelectronic elements
01/12/1999US5859470 Chemical resistant solder connector containing bismuth, lead, tin, cadmium and indium; solid at room temperature, will liquify at temperature when interconnections during use, not react with copper
01/12/1999US5859407 Connecting board for connection between base plate and mounting board
01/12/1999US5859181 Reacting diaminopolysiloxane, alicyclic diamine, aromatic tetracarboxylic acid, imidating resulting polyamic acid
01/12/1999US5859155 Adhesive of epoxy resin, carboxylated rubber aromatic amine and dicyandiamide
01/12/1999US5859086 Adding solution containing reactive species to fluoropolymer surface, exposing to ultraviolet radiation in the presence of ozone; prevents discoloration
01/12/1999US5859085 Preparing pyrrole-silver complex; precipitation to form a white polycrystalline photosensitive powder; dissolving; casting onto surface; photopolymerizing to form a metal-loaded polymer film of low electroconductivity
01/12/1999US5858816 Method for producing circuit board, for semiconductor package, having cavity for accommodating semiconductor element
01/12/1999US5858806 Method of bonding IC component to flat panel display
01/12/1999US5858618 Photopolymerizable resinous composition
01/12/1999US5858615 Containing triazine compound
01/12/1999US5858591 Improving the quality of photoresist images by separating cell descriptions (where line density is high) from peripheral areas (where line density is low) into two subfiles; applying a suitable bias and merging to one file
01/12/1999US5858550 Multilayer; coextrusion, casting, molecular orientation
01/12/1999US5858517 Electrodeposited copper foil for printed wiring board and method of manufacturing the same
01/12/1999US5858496 Optically transparent article with embedded mesh
01/12/1999US5858481 Seal is formed of polyphenylene sulfide or liquid crystal polymer having high heat resistance and low thermal expansion cofficient
01/12/1999US5858461 Technique for forming resin-impregnated fiberglass sheets with improved resistance to pinholing
01/12/1999US5858257 Method for wet etching and device used therein
01/12/1999US5858255 Printed circuit plates
01/12/1999US5858254 Multilayered circuitized substrate and method of fabrication
01/12/1999US5858198 Electroplating process
01/12/1999US5858145 Method to control cavity dimensions of fired multilayer circuit boards on a support
01/12/1999US5858074 Organic solderability preservative compositions
01/12/1999US5857858 Electrical interconnection
01/12/1999US5857767 Thermal management system for L.E.D. arrays
01/12/1999US5857610 Process and apparatus for forming ball bumps
01/12/1999US5857397 Sheet machining apparatus
01/12/1999US5857257 Method of manufacturing magnetic head suspension having circuit wiring pattern
01/12/1999US5857251 Machine for machining sheet-like articles
01/08/1999CA2210063A1 Method of manufacturing wire segments of homogeneous composition
01/07/1999WO1999000877A1 Display mounting assembly
01/07/1999WO1999000874A1 Circuit connector
01/07/1999WO1999000844A2 Sockets for semiconductor devices with spring contact elements
01/07/1999WO1999000842A1 Substrate for mounting semiconductor chips
01/07/1999WO1999000807A1 Surface mount multilayer capacitor
01/07/1999EP0889680A2 Method of removing and/or applying conductive material
01/07/1999EP0889679A1 Printed circuit contact pad for pinch connector
01/07/1999EP0889678A1 Compressible elastomeric contact and mechanical assembly therewith
01/07/1999EP0889512A2 Method for controlling solder bump shape and stand-off height
01/07/1999EP0889363A1 Near IR sensitive photoimageable/photopolymerizable compositions, media, and associated processes
01/07/1999EP0888701A1 Thin film fabrication technique for implantable electrodes
01/07/1999EP0888228A1 Control unit
01/07/1999EP0888227A1 Ignition device for release of restraining means in a motor vehicle
01/07/1999EP0815591A4 Microcircuit via interconnect
01/07/1999EP0664016B1 Method for preparing and using a screen printing stencil having raised edges
01/07/1999DE19824139A1 Metal coating article of elastomeric material dispersed in poly:phthalamide
01/07/1999DE19749832A1 Conductive material application to and-or removal from circuit board
01/07/1999DE19732680A1 Multiple contact surfaces wetting device e.g. for ball-grid array housings
01/07/1999DE19728625A1 Kleinglühlampe Miniature incandescent lamp
01/07/1999DE19728144A1 Verfahren und Vorrichtung zum Erzeugen von Testpattern Method and apparatus for generating test pattern
01/07/1999DE19728014A1 Verfahren zum Weichlöten von Metallen und Weichlot zur Ausführung dieses Verfahrens A method for soft soldering and solder to complete this procedure
01/07/1999DE19727804A1 Process control system for SMD production line
01/06/1999CN2302863Y Multi-point flowing type solder melting oven
01/06/1999CN1204450A Solder mask for manufacture of printed circuit board
01/05/1999US5856912 Microelectronic assembly for connection to an embedded electrical element, and method for forming same
01/05/1999US5856911 Attachment assembly for integrated circuits
01/05/1999US5856699 Photoelectric conversion apparatus with level photoreceiving surface
01/05/1999US5856636 Electronic circuit prototype wiring board with visually distinctive contact pads
01/05/1999US5856235 Heat resistance
01/05/1999US5856068 Method for fabricating a printed circuit board by curing under superatmospheric pressure