4. Photography
  5. Camera detail
  6. Diaphragm

Toyoyuki Hara

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Dual action pressure switch

Electricity: circuit makers and breakers – Fluid pressure – Diaphragm
Patent

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Exposing aperture device for a camera

Photography – Camera detail – Diaphragm
Patent

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Light amount adjusting apparatus and projector using the same

Optics: image projectors – Shutter
Reexamination Certificate

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Light quantity adjusting device and projector apparatus...

Optics: image projectors – Shutter
Reexamination Certificate

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Pan/tilt apparatus and camera equipped with the same

Television – Camera – system and detail – Support or housing
Reexamination Certificate

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Profile ID: LFUS-PAI-P-633400

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