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Information / Media technology / Audio storage / Computer storage media / Disk storage / Inventive step and non-obviousness / Person having ordinary skill in the art / Gramophone record / Inventive step under the European Patent Convention / Information science / Patent law / Storage media


Comparative Study on Hypothetical/Real Cases: Inventive Step/Non-obviousness
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Document Date: 2009-02-25 04:01:44

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File Size: 750,60 KB

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Company

EPO / JPO / /

Country

Japan / /

IndustryTerm

optical disc media / said detecting device / related optical information recording/reproducing devices / optical information recording/reproducing device / said rotating device / optical information reproducing device / /

Organization

EPC / /

Position

SIGNAL PROCESSING SYSTEM COARSE ADJUSTMENT MOTOR ROTATION CONTROL SYSTEM ROTATIONAL-SPEED SWITCHING SIGNAL COARSE-ADJUSTMENTMOTOR CONTROL SYSTEM DRIVE CONTROLLER / CONTROLLER / /

Technology

laser / /

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