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Browse by Category: Main > Material Science
Class Information
Number: 264/272.17
Name: Plastic and nonmetallic article shaping or treating: processes > Mechanical shaping or molding to form or reform shaped article > To produce composite, plural part or multilayered article > Shaping material and uniting to a preform > Preform embedded in or surrounded by shaped material > Electrical component encapsulating > Semiconductor or barrier layer device (e.g., integrated circuit, transistor, etc.)
Description: Processes in which the component exhibits asymmetrical voltage current conduction characteristics.


Patents under this class:
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Patent Number Title Of Patent Date Issued
5645864 Resin encapsulating molding die for manufacturing a semiconductor device Jul. 8, 1997
5645776 Method of encapsulating semiconductor devices by a direct drive electro-mechanical press Jul. 8, 1997
5639403 Method of molding a resin article with an embedded workpiece Jun. 17, 1997
5637273 Method for molding of integrated circuit package Jun. 10, 1997
H1654 Transfer molding process for encapsulating semiconductor devices Jun. 3, 1997
5635115 Method for producing semiconductor device Jun. 3, 1997
5635220 Molding die for sealing semiconductor device with reduced resin burrs Jun. 3, 1997
5626886 Transfer molding machine for encapsulation of semiconductor devices May. 6, 1997
5626887 Air exhaust mold plunger May. 6, 1997
5627107 Semiconductor devices encapsulated with aluminum nitride-filled resins and process for preparing same May. 6, 1997
5624691 Transfer mold design Apr. 29, 1997
5622873 Process for manufacturing a resin molded image pick-up semiconductor chip having a window Apr. 22, 1997
5622731 Automatic post mold curing apparatus for use in providing encapsulated semiconductor chips and method therefor Apr. 22, 1997
5619794 Complex structure molding process and apparatus Apr. 15, 1997
5620647 Process for potting electrical circuits Apr. 15, 1997
5614131 Method of making an optoelectronic device Mar. 25, 1997
5609889 Apparatus for encapsulating electronic packages Mar. 11, 1997
5610443 Method for encapsulating a semiconductor utilizing an epoxy resin and an onium salt compound Mar. 11, 1997
5607882 Multi-component electronic devices and methods for making them Mar. 4, 1997
5603879 Method of molding resin to seal electronic parts using two evacuation steps Feb. 18, 1997
5592736 Fabricating an interconnect for testing unpackaged semiconductor dice having raised bond pads Jan. 14, 1997
5589129 Method of manufacturing a molding using a filler or an additive concentrated on an arbitrary portion or distributed at a gradient concentration Dec. 31, 1996
5580509 Method for electrically contacting thin-film solar modules Dec. 3, 1996
5578261 Method of encapsulating large substrate devices using reservoir cavities for balanced mold filling Nov. 26, 1996
5577319 Method of encapsulating a crystal oscillator Nov. 26, 1996
5569625 Process for manufacturing a plural stacked leadframe semiconductor device Oct. 29, 1996
5570272 Apparatus for encapsulating an integrated circuit package Oct. 29, 1996
5568684 Method of encapsulating an electronic device Oct. 29, 1996
5563103 Method for manufacturing thermoplastic resin molded semiconductor Oct. 8, 1996
5560968 Semiconductor device encapsulated with an epoxy resin and a process for encapsulation Oct. 1, 1996
5558884 System for rapidly producing either integrated circuits on a substrate, Interconnections on a printed circuit board or rapidly performing lithography Sep. 24, 1996
5542171 Method of selectively releasing plastic molding material from a surface Aug. 6, 1996
5529474 System for preheating a molding compound Jun. 25, 1996
5527743 Method for encapsulating an integrated circuit package Jun. 18, 1996
5522713 Direct drive electro-mechanical press for encapsulating semiconductor devices Jun. 4, 1996
5520863 Method of making IC card May. 28, 1996
5510074 Method for manufacturing smart cards Apr. 23, 1996
5501587 Molding machine for semiconductor package Mar. 26, 1996
5501588 Mold for a semiconductor package Mar. 26, 1996
5498388 Production method for an IC card Mar. 12, 1996
5492586 Method for fabricating encased molded multi-chip module substrate Feb. 20, 1996
5490319 Thermotropic liquid crystal polymer composition and insulator Feb. 13, 1996
5480296 Transfer molding apparatus for encapsulating an electrical element in resin Jan. 2, 1996
5478226 Automatic plunger apparatus for use in forming encapsulated semiconductor chips Dec. 26, 1995
5478517 Method for molding IC chips Dec. 26, 1995
5472646 Method for fabricating a transfer model optical semiconductor apparatus Dec. 5, 1995
5468910 Semiconductor device package and method of making Nov. 21, 1995
5460767 Hot melt masking materials Oct. 24, 1995
5460502 Plunger apparatus used in a resin molding device for encapsulating electronic components Oct. 24, 1995
5454705 Semiconductor mold having cavity blocks with cavities on top and bottom surfaces Oct. 3, 1995

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