Tadahisa Ohkura

Person

Saitama, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Photographing apparatus having first and second operation devices
- Patent number 8,072,508
- Issue date Dec 6, 2011
- Hoya Corporation
- Isamu Hirai
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Photographing apparatus having first and second operation devices
- Patent number 7,990,432
- Issue date Aug 2, 2011
- Hoya Corporation
- Isamu Hirai
Information Patent Grant
Photographing apparatus having an exposure mode selection function
- Patent number 7,961,250
- Issue date Jun 14, 2011
- Hoya Corporation
- Isamu Hirai
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Camera with superimpose indication function
- Patent number 7,512,332
- Issue date Mar 31, 2009
- Hoya Corporation
- Shigeru Iwamoto
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Camera system with a photometering device and an external operating...
- Patent number 7,313,323
- Issue date Dec 25, 2007
- PENTAX Corporation
- Tadahisa Ohkura
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Flash control mechanism
- Patent number 7,035,536
- Issue date Apr 25, 2006
- PENTAX Corporation
- Tadahisa Ohkura
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Zoom flash and flash photography system
- Patent number 6,826,364
- Issue date Nov 30, 2004
- PENTAX Corporation
- Masahiro Kawasaki
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Flash photography system
- Patent number 6,718,135
- Issue date Apr 6, 2004
- PENTAX Corporation
- Masahiro Kawasaki
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Uniform flash-emission controller
- Patent number 6,571,061
- Issue date May 27, 2003
- PENTAX Corporation
- Masahiro Kawasaki
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Multi-flash photography system
- Patent number 6,512,890
- Issue date Jan 28, 2003
- PENTAX Corporation
- Masahiro Kawasaki
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Flash photography system
- Patent number 6,498,901
- Issue date Dec 24, 2002
- PENTAX Corporation
- Masahiro Kawasaki
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Controller for controlling a camera having a built-in flash
- Patent number 6,427,051
- Issue date Jul 30, 2002
- Asahi Kogaku Kogyo Kabushiki Kaisha
- Tetsuo Hosokawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Controller for controlling a built-in flash of a camera
- Patent number 6,343,189
- Issue date Jan 29, 2002
- Asahi Kogaku Kogyo Kabushiki Kaisha
- Tetsuo Hosokawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Operation dial with an illuminator for a camera
- Patent number 6,341,202
- Issue date Jan 22, 2002
- Asahi Kogaku Kogyo Kabushiki Kaisha
- Tetsuo Hosokawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Photometering apparatus
- Patent number 6,229,602
- Issue date May 8, 2001
- Asahi Kogaku Kogyo Kabushiki Kaisha
- Isamu Hirai
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Photometering apparatus for a camera
- Patent number 6,222,622
- Issue date Apr 24, 2001
- Asahi Kogaku Kogyo Kabushiki Kaisha
- Isamu Hirai
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Setting apparatus for camera
- Patent number 6,122,451
- Issue date Sep 19, 2000
- Asahi Kogaku Kogyo Kabushiki Kaisha
- Yutaka Ohsawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Photometric device
- Patent number 6,014,525
- Issue date Jan 11, 2000
- Asahi Kogaku Kogyo Kabushiki Kaisha
- Tadahisa Ohkura
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Patents Applicationslast 30 patents

Information Patent Application
Photographing Apparatus
- Publication number 20080062276
- Publication date Mar 13, 2008
- PENTAX CORPORATION
- Isamu HIRAI
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Photographing Apparatus
- Publication number 20080062277
- Publication date Mar 13, 2008
- PENTAX CORPORATION
- Isamu HIRAI
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Camera with superimpose indication function
- Publication number 20050286882
- Publication date Dec 29, 2005
- PENTAX CORPORATION
- Shigeru Iwamoto
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Camera system
- Publication number 20050141890
- Publication date Jun 30, 2005
- PENTAX CORPORATION
- Tadahisa Ohkura
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Flash control mechanism
- Publication number 20040218915
- Publication date Nov 4, 2004
- PENTAX CORPORATION
- Tadahisa Ohkura
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Multi-flash photography system
- Publication number 20020064384
- Publication date May 30, 2002
- ASAHI KOGAKU KOGYO KABUSHIKI KAISHA
- Masahiro Kawasaki
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
Flash photography system
- Publication number 20020064383
- Publication date May 30, 2002
- ASAHI KOGAKU KOGYO KABUSHIKI KAISHA
- Masahiro Kawasaki
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
Zoom flash and flash photography system
- Publication number 20020061190
- Publication date May 23, 2002
- ASAHI KOGAKU KOGYO KABUSHIKI KAISHA
- Masahiro Kawasaki
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
Flash photography system
- Publication number 20020061192
- Publication date May 23, 2002
- ASAHI KOGAKU KOGYO KABUSHIKI KAISHA
- Masahiro Kawasaki
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
Uniform flash-emission controller
- Publication number 20020044774
- Publication date Apr 18, 2002
- ASAHI KOGAKU KOGYO KABUSHIKI KAISHA
- Masahiro Kawasaki
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR

Tadahisa Ohkura

Person

Patents Grantslast 30 patents

Photographing apparatus having first and second operation devices

Photographing apparatus having first and second operation devices

Photographing apparatus having an exposure mode selection function

Camera with superimpose indication function

Camera system with a photometering device and an external operating...

Flash control mechanism

Zoom flash and flash photography system

Flash photography system

Uniform flash-emission controller

Multi-flash photography system

Flash photography system

Controller for controlling a camera having a built-in flash

Controller for controlling a built-in flash of a camera

Operation dial with an illuminator for a camera

Photometering apparatus

Photometering apparatus for a camera

Setting apparatus for camera

Photometric device

Patents Applicationslast 30 patents

Photographing Apparatus

Photographing Apparatus

Camera with superimpose indication function

Camera system

Flash control mechanism

Multi-flash photography system

Flash photography system

Zoom flash and flash photography system

Flash photography system

Uniform flash-emission controller