4. Semiconductor device manufacturing: process
  5. Making field effect device having pair of active regions...
  6. Having insulated gate

Hitachi Ltd

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Aggregate of semiconductor devices including semiconductor...

Active solid-state devices (e.g. – transistors – solid-state diode – Combined with electrical contact or lead – Bump leads
Reexamination Certificate

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Air-fuel ratio control apparatus for internal combustion engines

Internal-combustion engines – Charge forming device – Fuel injection system
Patent

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Analog-to-digital converter

Communications: electrical – Audible indication – Percussion-type sound producer
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Apparatus and method for correcting defects by friction stir...

Data processing: generic control systems or specific application – Specific application – apparatus or process – Product assembly or manufacturing
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Apparatus and method for testing defects

Optics: measuring and testing – Inspection of flaws or impurities – Surface condition
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