4. Electricity: measuring and testing
  5. Measuring, testing, or sensing electricity, per se
  6. Demand, excess, maximum or minimum

Koichi Yamazaki

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1,3-dihydroisobenzofuran derivatives

Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Having -c- – wherein x is chalcogen – bonded directly to...
Reexamination Certificate

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2-oxochromene derivatives

Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Having -c- – wherein x is chalcogen – bonded directly to...
Reexamination Certificate

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Apparatus for optically recording and reproducing information

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

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Arrangement for detecting a signal for effecting a focus control

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

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Arrangement for detecting a signal for effecting a focus control

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

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Profile ID: LFUS-PAI-P-151436

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