4. Stock material or miscellaneous articles
  5. Circular sheet or circular blank
  6. Recording medium or carrier

Yasumasa Shibata

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Apparatus for manufacturing an optical disk substrate by injecti

Plastic article or earthenware shaping or treating: apparatus – With separate and distinct upstream agitating or kneading means
Patent

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Objective actuator

Optical: systems and elements – Lens – With support
Patent

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Objective lens driver

Radiant energy – Photocells; circuits and apparatus – Photocell controls its own optical systems
Patent

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Optical disk substrate, optical information-storage medium, and

Stock material or miscellaneous articles – Circular sheet or circular blank – Recording medium or carrier
Patent

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Optical pick up and optical disc device having optical...

Dynamic information storage or retrieval – With servo positioning of transducer assembly over track... – Optical servo system
Reexamination Certificate

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Profile ID: LFUS-PAI-P-227156

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