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GPHYSICS G02Optics G02BOPTICAL ELEMENTS, SYSTEMS, OR APPARATUS G02B7/00Mountings, adjusting means, or light-tight connections, for optical elements

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Patents Grantslast 30 patents

Information Patent Grant
Amplitude monitoring system, focusing and leveling device, and defo...
- Patent number 10,274,848
- Issue date Apr 30, 2019
- SHANGHAI MICRO ELECTRONICS EQUIPMENT (GROUP) CO., LTD.
- Yazheng Zhuang
- G02 - OPTICS
Information Patent Grant
Focus control apparatus and focus control method
- Patent number 8,385,734
- Issue date Feb 26, 2013
- Olympus Imaging Corp.
- Tetsuo Kikuchi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Viewfinder device with light deflecting feature for changing the fi...
- Patent number 5,682,564
- Issue date Oct 28, 1997
- Canon Kabushiki Kaisha
- Takayuki Tsuboi
- G02 - OPTICS
Information Patent Grant
Scanning radiation sensor with automatic focus control for optimal...
- Patent number 5,144,122
- Issue date Sep 1, 1992
- Square D Company
- William J. Danley
- G02 - OPTICS
Information Patent Grant
Optical rangerfinder with through the viewfinder readout
- Patent number 5,000,565
- Issue date Mar 19, 1991
- Crosman Corporation
- Thomas E. Hughes
- G02 - OPTICS
Information Patent Grant
Method of and device for detecting image
- Patent number 4,899,194
- Issue date Feb 6, 1990
- Fuji Photo Film Co., Ltd.
- Hisamitsu Hori
- G02 - OPTICS
Information Patent Grant
Focusing technique for an optical sensing system
- Patent number 4,798,947
- Issue date Jan 17, 1989
- The General Electric Company, p.l.c.
- Ivor R. Baxter
- G02 - OPTICS
Information Patent Grant
Automatic focusing apparatus
- Patent number 4,782,356
- Issue date Nov 1, 1988
- Hitachi, Ltd.
- Kenji Sano
- G02 - OPTICS
Information Patent Grant
Auxiliary focusing circuit for automatic focusing camera
- Patent number 4,635,124
- Issue date Jan 6, 1987
- RCA Corporation
- Evo Andreatti
- G02 - OPTICS
Information Patent Grant
Method and device for automatic exposure control by programs
- Patent number 4,593,987
- Issue date Jun 10, 1986
- Konishiroku Photo Industry Co., Inc.
- Yoshiharu Takahashi
- G02 - OPTICS
Information Patent Grant
Distance measuring system
- Patent number 4,494,847
- Issue date Jan 22, 1985
- Canon Kabushiki Kaisha
- Masanori Yamada
- G02 - OPTICS
Information Patent Grant
Automatic focus detection device
- Patent number 4,417,795
- Issue date Nov 29, 1983
- Canon Kabushiki Kaisha
- Shuichi Tamura
- G02 - OPTICS
Information Patent Grant
Distance measuring arrangement
- Patent number 4,408,288
- Issue date Oct 4, 1983
- Minolta Camera Kabushiki Kaisha
- Takashi Kondo
- G02 - OPTICS
Information Patent Grant
Focus detecting method and apparatus
- Patent number 4,394,569
- Issue date Jul 19, 1983
- Asahi Kogaku Kogyo Kabushiki Kaisha
- Kazuo Nakamura
- G02 - OPTICS
Information Patent Grant
Automatic focusing apparatus for cameras
- Patent number 4,389,566
- Issue date Jun 21, 1983
- Olympus Optical Co., Ltd.
- Tadashi Kimura
- G02 - OPTICS
Information Patent Grant
Focusing detecting device
- Patent number 4,385,817
- Issue date May 31, 1983
- Seiko Koki Kabushiki Kaisha
- Takeo Saito
- G02 - OPTICS
Information Patent Grant
Low cost auto focus system improvement
- Patent number 4,377,330
- Issue date Mar 22, 1983
- Honeywell Inc.
- Norman L. Stauffer
- G02 - OPTICS
Information Patent Grant
Automatic focusing device
- Patent number 4,359,634
- Issue date Nov 16, 1982
- Seiko Koki Kabushiki Kaisha
- Takeo Saito
- G02 - OPTICS
Information Patent Grant
Multiple control system for camera
- Patent number 4,346,975
- Issue date Aug 31, 1982
- Osawa Precision Industries, Ltd.
- Tadao Isono
- G02 - OPTICS
Information Patent Grant
Focal point coincidence sensing device
- Patent number 4,331,399
- Issue date May 25, 1982
- Seiko Koki Kabushiki Kaisha
- Kiyoshi Kitai
- G02 - OPTICS
Information Patent Grant
Light beam projecting device for auto-focusing camera
- Patent number 4,327,976
- Issue date May 4, 1982
- Fuji Photo Optical Co., Ltd.
- Takashi Kagechika
- G02 - OPTICS
Information Patent Grant
Automatic focusing adjustor device
- Patent number 4,316,085
- Issue date Feb 16, 1982
- Seiko Koki Kabushiki Kaisha
- Takeo Saito
- G02 - OPTICS
Information Patent Grant
Arrangement for focusing the image of an object onto an image plane
- Patent number 4,304,474
- Issue date Dec 8, 1981
- Siemens Aktiengesellschaft
- Karl-Ulrich Stein
- G02 - OPTICS
Information Patent Grant
Automatic focus adjusting device
- Patent number 4,303,320
- Issue date Dec 1, 1981
- Osawa Precision Industries, Ltd.
- Tadao Isono
- G02 - OPTICS
Information Patent Grant
Distance measuring arrangement
- Patent number 4,303,981
- Issue date Dec 1, 1981
- Minolta Camera Kabushiki Kaisha
- Takashi Kondo
- G02 - OPTICS
Information Patent Grant
Camera focus detecting device
- Patent number 4,293,205
- Issue date Oct 6, 1981
- Asahi Kogaku Kogyo Kabushiki Kaisha
- Seijiro Tokutomi
- G02 - OPTICS
Information Patent Grant
Arrangement for measuring the range or speed of an object
- Patent number 4,290,693
- Issue date Sep 22, 1981
- Siemens Aktiengesellschaft
- Karl-Ulrich Stein
- G02 - OPTICS
Information Patent Grant
Range finder for focusable photographic or cinematographic camera
- Patent number 4,283,863
- Issue date Aug 18, 1981
- Bolex International SA
- Wilfred Heiniger
- G02 - OPTICS
Information Patent Grant
Apparatus for measuring a range to a subject
- Patent number 4,279,484
- Issue date Jul 21, 1981
- Olympus Optical Co., Ltd.
- Tadashi Kimura
- G02 - OPTICS
Information Patent Grant
Focus detecting system
- Patent number 4,267,440
- Issue date May 12, 1981
- Seiko Koki Kabushiki Kaisha
- Kiyoshi Kitai
- G02 - OPTICS

Patents Applicationslast 30 patents

Information Patent Application
FOCUS CONTROL APPARATUS AND FOCUS CONTROL METHOD
- Publication number 20110211822
- Publication date Sep 1, 2011
- Tetsuo KIKUCHI
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

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Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Amplitude monitoring system, focusing and leveling device, and defo...

Focus control apparatus and focus control method

Viewfinder device with light deflecting feature for changing the fi...

Scanning radiation sensor with automatic focus control for optimal...

Optical rangerfinder with through the viewfinder readout

Method of and device for detecting image

Focusing technique for an optical sensing system

Automatic focusing apparatus

Auxiliary focusing circuit for automatic focusing camera

Method and device for automatic exposure control by programs

Distance measuring system

Automatic focus detection device

Distance measuring arrangement

Focus detecting method and apparatus

Automatic focusing apparatus for cameras

Focusing detecting device

Low cost auto focus system improvement

Automatic focusing device

Multiple control system for camera

Focal point coincidence sensing device

Light beam projecting device for auto-focusing camera

Automatic focusing adjustor device

Arrangement for focusing the image of an object onto an image plane

Automatic focus adjusting device

Distance measuring arrangement

Camera focus detecting device

Arrangement for measuring the range or speed of an object

Range finder for focusable photographic or cinematographic camera

Apparatus for measuring a range to a subject

Focus detecting system

Patents Applicationslast 30 patents

FOCUS CONTROL APPARATUS AND FOCUS CONTROL METHOD