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Class Information
Number: 29/827
Name: Metal working > Method of mechanical manufacture > Electrical device making > Conductor or circuit manufacturing > Beam lead frame or beam lead device
Description: Process of manufacturing either: (1) an integrated circuit having electrical connecting structure in the form of an electrically conductive body having a generally rectangular cross section and wherein the body is mounted in a cantilever fashion to the circuit, or (2) an intermediate article of manufacture utilized to produce electrical connecting structure for integrated circuits consisting of a generally flat electrically conductive strap or band section which has been stamped, cut, or otherwise deformed to produce an open encasing structure provided with a plurality of generally rectangular cross-sectioned inwardly facing bodies designed to be attached to the circuit in a cantilever fashion.


Patents under this class:
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Patent Number Title Of Patent Date Issued
4985749 Substrate for very large scale integrated circuit and apparatus for selective tinning of the substrate leads Jan. 15, 1991
4982494 Methods of making a low capacitance integrated circuit package Jan. 8, 1991
4981776 Method of manufacturing a plastic encapsulated semiconductor device with insulated heat sink Jan. 1, 1991
4979289 Method of die bonding semiconductor chip by using removable non-wettable by solder frame Dec. 25, 1990
4980219 Carrier tape for bonding IC devices and method of using the same Dec. 25, 1990
4974054 Resin molded semiconductor device Nov. 27, 1990
4971930 EPROM semiconductor device erasable with ultraviolet rays and manufacturing process thereof Nov. 20, 1990
4967261 Tape carrier for assembling an IC chip on a substrate Oct. 30, 1990
4965227 Process for manufacturing plastic pin grid arrays and the product produced thereby Oct. 23, 1990
4957876 Resin sealed semiconductor device and a method for making the same Sep. 18, 1990
4957882 Method for manufacturing semiconductor device Sep. 18, 1990
4951119 Lead frame for semiconductor devices Aug. 21, 1990
4949161 Interdigitized leadframe strip Aug. 14, 1990
4945634 Assembly packaging method for sensor elements Aug. 7, 1990
4944850 Tape automated bonded (tab) circuit and method for making the same Jul. 31, 1990
4942140 Method of packaging semiconductor device Jul. 17, 1990
4940855 Hermetically tight glass-metal housing for semiconductor components and method for producing same Jul. 10, 1990
4939316 Aluminum alloy semiconductor packages Jul. 3, 1990
4927491 Method of bonding IC unit May. 22, 1990
4920074 Surface mount plastic package semiconductor integrated circuit, manufacturing method thereof, as well as mounting method and mounted structure thereof Apr. 24, 1990
4914806 Method of manufacturing contact block Apr. 10, 1990
4910866 Method of manufacturing a series of leadframe strip carriers having fixed external dimensions and varied internal dimensions using a common mold Mar. 27, 1990
4908933 Method of manufacturing a substrate for mounting electronic components Mar. 20, 1990
4908935 Method for fabricating electronic devices Mar. 20, 1990
4908934 Process of producing a foil-roll electronic part Mar. 20, 1990
4908337 Foil for soldering the terminals of an electronic component Mar. 13, 1990
4903401 Leadframe silver bleed elimination Feb. 27, 1990
4896418 Direct mounting method for semiconductors Jan. 30, 1990
4891333 Semiconductor device and manufacturing method thereof Jan. 2, 1990
4887352 Method for making matrix lead frame Dec. 19, 1989
4888449 Semiconductor package Dec. 19, 1989
4885837 Apparatus for forming leads of semiconductor devices Dec. 12, 1989
4883774 Silver flashing process on semiconductor leadframes Nov. 28, 1989
4881318 Method of manufacturing a liquid jet recording head Nov. 21, 1989
4879804 Method of fabricating a coil Nov. 14, 1989
4881029 Semiconductor integrated circuit devices and methods for testing same Nov. 14, 1989
4878990 Electroformed and chemical milled bumped tape process Nov. 7, 1989
4874722 Process of packaging a semiconductor device with reduced stress forces Oct. 17, 1989
4872260 Method of making pre-formed lead-ins for an IC package Oct. 10, 1989
4870224 Integrated circuit package for surface mount technology Sep. 26, 1989
4866976 Apparatus for the metal working of components Sep. 19, 1989
4867715 Interconnection lead with redundant bonding regions Sep. 19, 1989
4862586 Lead frame for enclosing semiconductor chips with resin Sep. 5, 1989
4859632 Method for manufacturing the same Aug. 22, 1989
4857483 Method for the encapsulation of integrated circuits Aug. 15, 1989
4855251 Method of manufacturing electronic parts including transfer of bumps of larger particle sizes Aug. 8, 1989
4852250 Hermetically sealed package having an electronic component and method of making Aug. 1, 1989
4850105 Method of taking out lead of semiconductor tip part Jul. 25, 1989
4850103 Method for manufacturing an electronic part Jul. 25, 1989
4849857 Heat dissipating interconnect tape for use in tape automated bonding Jul. 18, 1989

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