Patents for G03B 9 - Exposure-making shutters; Diaphragms (4,836)
07/1978
07/04/1978US4099192 Photographic camera with an electromagnetic control system
07/04/1978US4099191 Telescopic convertible camera
06/1978
06/27/1978US4097877 Dual-function variable resistor in automatic/manual camera shutter control circuit
06/20/1978US4096505 Focal plane shutter for cameras
06/20/1978US4096504 Shutter curtain holder device
06/20/1978US4096503 Safety device for the electric shutter of a camera
06/20/1978US4096495 Iris control
06/20/1978US4096493 Photographic camera having electromagnetic diaphragm control
06/20/1978US4096492 Camera with detachable electronic flash unit and exposure control system therefor
06/13/1978US4095247 Interchangeable objective for cameras
06/13/1978US4095246 Bellows setting equipment
05/1978
05/30/1978US4092657 Electrically operated shutter with a mechanical control device
05/23/1978US4091401 Driving force-adjusting mechanism for camera shutter
05/23/1978US4091396 Camera exposure control and indicating circuitry responsive to a signal from a flash device
05/23/1978US4091395 Electrical power supply transfer system for a camera
05/09/1978US4088405 Apparatus for moving component parts in photographic copying machines or the like
04/1978
04/25/1978US4086605 Diaphragm device
04/25/1978US4086603 Electrical driving circuit of camera
04/18/1978US4085416 Aperture interlocking device for a single lens reflex camera of the interchangeable viewfinder type
04/18/1978US4085413 Apparatus for retarding camera shutter release
04/11/1978US4084170 Focal plane shutter
03/1978
03/28/1978USRE29599 Control circuit for photographic apparatus
03/28/1978US4081812 Photographic lens with perspective-adjustment feature
03/28/1978US4081811 Diaphragm preselector for camera objective
03/28/1978US4081810 Opening and closing device for camera shutter
03/14/1978US4079401 Diaphragm preselector for camera objective
03/14/1978US4079400 Optical blade drive apparatus
03/14/1978US4079398 Self-timer
03/14/1978US4079396 Focal plane shutter unit
03/14/1978US4079390 Aperture setting device for use with exposure control device
03/14/1978US4079389 Daytime strobo apparatus for cameras with electric shutters
02/1978
02/21/1978US4075648 Electric shutter means equipped with a self-timer mechanism
02/21/1978US4075646 Multi-exposure device for camera
02/14/1978US4074291 Single lens reflex camera with automatic exposure control mechanism
02/14/1978US4073582 Camera shutter
02/14/1978US4073580 Fade photographing control apparatus for cine camera
02/07/1978US4072965 Electronic shutter control circuit
02/07/1978US4072963 Programme-controlled shutter
01/1978
01/31/1978US4071851 Method of adjusting camera with latched shutter blade mechanism for shipment
01/17/1978US4069491 Timing mechanism for photographic shutters
01/10/1978US4068245 Exposure control system for flash photography
01/10/1978US4068243 Photographic camera with an extrinsic coordinating system
12/1977
12/27/1977USRE29505 Electric control device for a camera
12/20/1977US4064520 Still photographic or movie camera
12/13/1977US4063263 Manually operated shutter attachment
12/13/1977US4063262 Shutter blade assembly for focal plane shutters
12/06/1977US4062029 Lens shutter actuating device for quick-return type single-lens reflex camera
11/1977
11/29/1977US4060818 Switch operating device operatively associated with a reciprocally movable member
11/29/1977US4060756 Automatic iris control means for variable focal length lens system
11/29/1977US4060313 Electromagnetically driven optical blade
11/22/1977US4059836 Exposure control mechanism
11/15/1977US4058817 Photographic exposure apparatus for providing small apertures
11/08/1977US4057814 Sub-miniature camera construction
10/1977
10/18/1977US4054892 Slit shutter blade stabilizing device for cameras
10/18/1977US4054891 Driving device for a camera shutter
10/18/1977US4054890 Exposure control device in a camera using an electro-optic light control element
10/11/1977US4053913 Electric shutter device for a focal plane shutter
10/11/1977US4053908 Exposure multiple setting device for programming electric shutter
10/04/1977US4052727 Exposure control device for a single lens reflex camera
09/1977
09/27/1977US4051502 Multiple element focal plane shutter for photographic cameras
09/27/1977US4051501 Built-in self-timer for cameras
09/27/1977US4051500 Photographic camera with a time-delay mechanism
09/27/1977US4051499 Linear motor-driven focal plane shutter
09/27/1977US4051498 Camera electric shutter with mechanical delay device
09/27/1977US4051489 Exposure time control device for electric camera shutter
09/13/1977US4047807 Diaphragm device
09/06/1977US4047212 Diaphragm blade for cameras and method of making the same
09/06/1977US4047211 Mechanical exposure control means for electric shutters
09/06/1977US4047210 Camera with an electronic timer and including an electro-mechanical delayed action stop for the shutter drive
09/06/1977US4047192 Photographic apparatus with sequencing system
09/06/1977US4046464 Exposure control system and a motion picture camera using the same
08/1977
08/30/1977US4045807 Automatic exposure control apparatus which prevents simultaneous diaphragm and shutter speed preselection
08/23/1977US4044368 High speed exposure time control means for focal plane shutters
08/23/1977US4044367 Roller blind shutter for cameras
08/16/1977US4042943 Stopping device for bellows and close photography ring
08/16/1977US4042942 Camera with motor drive
08/09/1977US4041513 Shutter for photographic cameras
08/09/1977US4041511 Driving device of lens shutter of single-lens reflex camera
08/02/1977US4040072 Shutter latch arrangement releasable through shutter blade actuation and resettable through film advancement
07/1977
07/26/1977US4038675 System for indicating the operation of a self-timer in an electric shutter for camera
07/26/1977US4038674 Shock inhibiting arrangement for latched shutter blade mechanism
07/26/1977US4038672 Interlocking device for a camera
07/19/1977US4037237 Exposure control apparatus
07/19/1977US4037236 Switching circuit for electric shutter
07/19/1977US4036571 Molding apparatus for making iris leaf
07/19/1977US4036555 Electromagnetic trigger device in motor-driven camera capable of time exposure
07/05/1977US4034391 Exposure control apparatus having two exposure time setting positions
07/05/1977US4034390 Magnet warning device for focal plane electric shutter camera
07/05/1977US4034384 Exposure meter circuit of camera with matching network for flash device
07/05/1977US4033693 Light interrupter
07/05/1977US4033682 Exposure quantity control circuit
06/1977
06/28/1977US4032942 Pressure type lens tube for single lens reflex camera for incorporation in a follow-up type aperture-controlled camera
06/28/1977US4032941 Latched shutter system having automatic delay of latch reset
06/28/1977US4032935 Exposure control for photographic apparatus
06/21/1977USRE29276 Lens attachment for flash-light photographing
06/21/1977US4030820 Automatic fading device for motion picture camera
06/21/1977US4030567 Spring drum
05/1977
05/31/1977US4027317 Camera
05/31/1977US4027316 Apparatus for delayed firing of electronic flash units or the like
05/24/1977US4025929 Exposure time control device of electric shutter for camera capable of automatic and manual settings
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