Patents
Patents for H01L 21 - Processes or apparatus specially adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof (658,974)
02/1991
02/27/1991CN1049572A Impurity doping method with adsorbed diffusion source
02/26/1991US4996700 Irradiation equipment for applying synchrotron radiation
02/26/1991US4996629 Circuit board with self-supporting connection between sides
02/26/1991US4996588 Device for interconnection and protection of a bare microwave component chip
02/26/1991US4996586 Crimp-type semiconductor device having non-alloy structure
02/26/1991US4996584 Thin-film electrical connections for integrated circuits
02/26/1991US4996581 Bipolar transistor
02/26/1991US4996580 Bipolar semiconductor device
02/26/1991US4996574 MIS transistor structure for increasing conductance between source and drain regions
02/26/1991US4996572 Semiconductor memory device
02/26/1991US4996570 Semiconductor structure having a conductive channel
02/26/1991US4996569 Integrated circuit
02/26/1991US4996478 Coaxial probe mounting system
02/26/1991US4996446 Semiconductor device having a reverse bias voltage generator
02/26/1991US4996441 Lithographic apparatus for structuring a subject
02/26/1991US4996436 Automatic apparatus for controlling the size of wafer-supporting boats
02/26/1991US4996434 Electron-beam lithographic apparatus
02/26/1991US4996301 Polyfunctional α-diazo-β-keto esters and their use in light-sensitive compositions
02/26/1991US4996171 Silver-filled glass
02/26/1991US4996170 Molding process for encapsulating semiconductor devices using a thixotropic compound
02/26/1991US4996168 Forming conductivity without using ion implantation
02/26/1991US4996167 Method of making electrical contacts to gate structures in integrated circuits
02/26/1991US4996166 Process for fabricating a heterojunction bipolar transistor
02/26/1991US4996165 Forming multilayer of interconnecting metals; etching; backfilling dielectric material; polyimide spin coating
02/26/1991US4996164 Two-step implantation of substrates, compatible to vertical NPN transistors
02/26/1991US4996133 Self-aligned tungsten-filled via process and via formed thereby
02/26/1991US4996106 Used as dust-proof cover during exposure of photomask or reticle
02/26/1991US4996081 Nitriding a silicon substrate to form silicon nitride, depositing a silicon layer, nitriding again to form a composite dielectric layer
02/26/1991US4996077 Electron cyclotron resonance apparatus; multiple energy/ excitation source; intergrated circuits
02/26/1991US4995954 Porous siliconformation and etching process for use in silicon micromachining
02/26/1991US4995953 Forming cavities
02/26/1991US4995941 Method of manufacture interconnect device
02/26/1991US4995939 Method and apparatus for determining the layer thickness of semiconductor layer structures
02/26/1991US4995662 Suction pick-up apparatus for electrical or electronic components
02/26/1991US4995552 Anti-oxidation system of a wire bonder using a copper wire
02/26/1991US4995551 Bonding electrical leads to pads on electrical components
02/26/1991US4995546 Device mounting
02/26/1991US4995539 Method and apparatus for cleaving wafers
02/26/1991US4995430 Sealable transportable container having improved latch mechanism
02/25/1991CA2023791A1 Radiation-sensitive positive resist composition
02/21/1991WO1991002379A1 Misfet and method of producing the same
02/21/1991WO1991002377A1 Film for wafer processing
02/21/1991WO1991002294A1 Dust-preventing film
02/21/1991WO1991002106A1 Enhanced vertical thermal reactor system
02/21/1991WO1991002104A1 Process for making cages for the vapour-deposition of thin films
02/21/1991DE4011957A1 Semiconductor module with number of semiconductor devices - has devices field screen insulated and separated and formed on common semiconductor substrate
02/21/1991DE4000496A1 Verfahren zur strukturierung eines halbleiterkoerpers Method for structuring a halbleiterkoerpers
02/21/1991DE3927163A1 Structuring disc-shaped monocrystalline semiconductor - using photomask for ion-etching of recess(es), orthogonal to semiconductor main surfaces
02/21/1991DE3926886A1 In planartechnologie erstellter grosschip mit schalttransistoren In planar created large chip with switching transistors
02/20/1991EP0413645A1 Method of producing a mesa MOS transistor of the silicon on insulator type
02/20/1991EP0413639A1 Assembly of parts forming a mutual angle and method for producing this assembly
02/20/1991EP0413595A2 Method of manufacturing electric devices
02/20/1991EP0413590A2 Wafer scale integrated circuit device
02/20/1991EP0413564A2 Formation of polymeric metal oxide materials
02/20/1991EP0413547A2 Process for producing semiconductor device substrate
02/20/1991EP0413546A1 Method of forming compound semiconductor layer
02/20/1991EP0413542A2 Direct mount semiconductor package
02/20/1991EP0413491A2 Method of making a semiconductor device
02/20/1991EP0413479A1 Uniform temperature power transistor
02/20/1991EP0413451A2 Packaging semiconductor chips
02/20/1991EP0413390A2 Active matrix liquid crystal colour display devices
02/20/1991EP0413365A2 Method of manufacturing a diffraction grating
02/20/1991EP0413353A2 Mask-ROM manufacturing method
02/20/1991EP0413349A2 Wire bonding inspecting apparatus
02/20/1991EP0413348A2 Semiconductor integrated circuit
02/20/1991EP0413335A2 Method of mutually connecting electrode terminals
02/20/1991EP0413291A2 Method and device for sputtering of films
02/20/1991EP0413282A2 Method and apparatus for producing magnetically-coupled planar plasma
02/20/1991EP0413256A2 Semiconductor structure for high power integrated circuits
02/20/1991EP0413239A2 Gas distribution system and method of using said system
02/20/1991EP0413159A2 Process for growing compound semiconductor layers and detector using such layers
02/20/1991EP0413087A1 Photosensitive composition and use thereof
02/20/1991EP0413054A1 Input protection structure for integrated circuits
02/20/1991EP0413042A1 Method of producing micromechanical sensors for the AFM/STM profilometry and micromechanical AFM/STM sensor head
02/20/1991EP0413041A1 Method of producing micromechanical sensors for the AFM/STM profilometry and micromechanical AFM/STM sensor head
02/20/1991EP0413040A1 Method of producing ultrafine silicon tips for the AFM/STM profilometry
02/20/1991EP0413038A1 Two-phase bipolar shift register
02/20/1991CN1049426A Photovoltaic device and method for producing same
02/20/1991CN1011749B Method of manufacturing semiconductor device having interconnections located both above semiconductor region and above isolation region adjoining it
02/19/1991US4995063 Single crystal orientation identifying and determining apparatus for semiconductor wafer and its operation method
02/19/1991US4995039 Circuit for transparent scan path testing of integrated circuit devices
02/19/1991US4995002 Semiconductor memory device
02/19/1991US4994904 MOSFET having drain voltage detection function
02/19/1991US4994894 Semiconductor device having an improved wiring pattern
02/19/1991US4994893 Field effect transistor substantially coplanar surface structure
02/19/1991US4994891 Shielded transistor device
02/19/1991US4994889 Semiconductor memory device
02/19/1991US4994888 Monolithic semiconductor device having CCD, bipolar and MOS structures
02/19/1991US4994887 High voltage merged bipolar/CMOS technology
02/19/1991US4994886 Composite MOS transistor and application to a free-wheel diode
02/19/1991US4994881 Bipolar transistor
02/19/1991US4994875 Virtual phase charge transfer device
02/19/1991US4994874 Input protection circuit for semiconductor integrated circuit device
02/19/1991US4994873 Local interconnect for stacked polysilicon device
02/19/1991US4994868 Suitable for high frequency, high power applications
02/19/1991US4994867 Intermediate buffer films with low plastic deformation threshold for lattice mismatched heteroepitaxy
02/19/1991US4994866 Complementary semiconductor device
02/19/1991US4994737 System for facilitating planar probe measurements of high-speed interconnect structures
02/19/1991US4994735 Flexible tester surface for testing integrated circuits
02/19/1991US4994694 Complementary composite PNP transistor