4. Optical: systems and elements
  5. Lens
  6. With variable magnification

Yoshinori Itoh

Inventor

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Camera system

Photography – Having variable focal length of camera objective – Having focus operation
Patent

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Compact varifocal lens

Optical: systems and elements – Lens – With variable magnification
Patent

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Compact zoom lens

Optical: systems and elements – Lens – With variable magnification
Patent

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Laminated electronic component

Wave transmission lines and networks – Coupling networks – Balanced to unbalanced circuits
Reexamination Certificate

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Optical encoder having a shade layer made from photosensitive ma

Radiant energy – Photocells; circuits and apparatus – Optical or pre-photocell system
Patent

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Profile ID: LFUS-PAI-P-63914

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