Akira Akashi

Person

Kanagawa, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Digital signature generating apparatus, method, computer program an...
- Patent number 7,543,153
- Issue date Jun 2, 2009
- Canon Kabushiki Kaisha
- Satoru Wakao
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Image sensing apparatus and method for adaptively embedding a water...
- Patent number 7,197,157
- Issue date Mar 27, 2007
- Canon Kabushiki Kaisha
- Akira Akashi
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Apparatus for detecting visual axis
- Patent number 5,987,151
- Issue date Nov 16, 1999
- Canon Kabushiki Kaisha
- Akira Akashi
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Optical apparatus having a line of sight detection device
- Patent number 5,913,079
- Issue date Jun 15, 1999
- Canon Kabushiki Kaisha
- Keisuke Aoyama
- G02 - OPTICS
Information Patent Grant
View point detecting device
- Patent number 5,848,175
- Issue date Dec 8, 1998
- Canon Kabushiki Kaisha
- Akira Akashi
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Focus detecting apparatus having photoelectric area sensors
- Patent number 5,784,655
- Issue date Jul 21, 1998
- Canon Kabushiki Kaisha
- Akira Akashi
- G02 - OPTICS
Information Patent Grant
Equipment having line of sight detecting means
- Patent number 5,721,967
- Issue date Feb 24, 1998
- Canon Kabushiki Kaisha
- Akira Akashi
- G02 - OPTICS
Information Patent Grant
Line of sight detecting device, and equipment comprising the device
- Patent number 5,694,623
- Issue date Dec 2, 1997
- Canon Kabushiki Kaisha
- Akira Akashi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Focus detecting device
- Patent number 5,667,270
- Issue date Sep 16, 1997
- Canon Kabushiki Kaisha
- Akira Akashi
- G02 - OPTICS
Information Patent Grant
Visual axis detection device capable of reducing detection errors d...
- Patent number 5,634,141
- Issue date May 27, 1997
- Canon Kabushiki Kaisha
- Akira Akashi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Focus detecting apparatus having photoelectric area sensors
- Patent number 5,615,399
- Issue date Mar 25, 1997
- Canon Kabushiki Kaisha
- Akira Akashi
- G02 - OPTICS
Information Patent Grant
Focus detecting apparatus detecting focus to a plurality of areas
- Patent number 5,585,882
- Issue date Dec 17, 1996
- Canon Kabushiki Kaisha
- Akira Akashi
- G02 - OPTICS
Information Patent Grant
Optical apparatus having function to detect visual axis
- Patent number 5,576,796
- Issue date Nov 19, 1996
- Canon Kabushiki Kaisha
- Akira Akashi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Device for detecting line of sight
- Patent number 5,543,887
- Issue date Aug 6, 1996
- Canon Kabushiki Kaisha
- Akira Akashi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Photosensor device including means for designating a plurality of p...
- Patent number 5,485,004
- Issue date Jan 16, 1996
- Canon Kabushiki Kaisha
- Kenji Suzuki
- G02 - OPTICS
Information Patent Grant
Focus detecting apparatus having photoelectric area sensors
- Patent number 5,428,420
- Issue date Jun 27, 1995
- Canon Kabushiki Kaisha
- Akira Akashi
- G02 - OPTICS
Information Patent Grant
Visual axis detecting apparatus
- Patent number 5,402,199
- Issue date Mar 28, 1995
- Canon Kabushiki Kaisha
- Akira Akashi
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Focus detecting device
- Patent number 5,381,206
- Issue date Jan 10, 1995
- Canon Kabushiki Kaisha
- Akira Akashi
- G02 - OPTICS
Information Patent Grant
Apparatus for detecting the focus adjusting state of an objective l...
- Patent number 5,367,153
- Issue date Nov 22, 1994
- Canon Kabushiki Kaisha
- Yasuo Suda
- G02 - OPTICS
Information Patent Grant
Automatic focusing apparatus detecting focus for a plurality of are...
- Patent number 5,333,028
- Issue date Jul 26, 1994
- Canon Kabushiki Kaisha
- Akira Akashi
- G02 - OPTICS
Information Patent Grant
Focus detecting apparatus detecting focus to a plurality of areas
- Patent number 5,311,241
- Issue date May 10, 1994
- Canon Kabushiki Kaisha
- Akira Akashi
- G02 - OPTICS
Information Patent Grant
Focus detection apparatus having an auxiliary light
- Patent number 5,293,194
- Issue date Mar 8, 1994
- Canon Kabushiki Kaisha
- Akira Akashi
- G02 - OPTICS
Information Patent Grant
Photosensor device including means for designating a plurality of p...
- Patent number 5,241,167
- Issue date Aug 31, 1993
- Canon Kabushiki Kaisha
- Kenji Suzuki
- G02 - OPTICS
Information Patent Grant
Camera having camera-shake detecting device
- Patent number 5,198,856
- Issue date Mar 30, 1993
- Canon Kabushiki Kaisha
- Yukio Odaka
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Camera with focus and hand trembling detecting apparatus
- Patent number 5,194,888
- Issue date Mar 16, 1993
- Canon Kabushiki Kaisha
- Akira Akashi
- G02 - OPTICS
Information Patent Grant
Focus detection apparatus detecting fears to a plurality of areas
- Patent number 5,189,465
- Issue date Feb 23, 1993
- Canon Kabushiki Kaisha
- Akira Akashi
- G02 - OPTICS
Information Patent Grant
Automatic focusing apparatus
- Patent number 5,151,732
- Issue date Sep 29, 1992
- Canon Kabushiki Kaisha
- Akira Akashi
- G02 - OPTICS
Information Patent Grant
Focus adjustment device having restricting means for restricting a...
- Patent number 5,151,583
- Issue date Sep 29, 1992
- Canon Kabushiki Kaisha
- Tatsuyuki Tokunaga
- G02 - OPTICS
Information Patent Grant
Multi-point distance measuring apparatus
- Patent number 5,140,359
- Issue date Aug 18, 1992
- Canon Kabushiki Kaisha
- Masaki Higashihara
- G02 - OPTICS
Information Patent Grant
Automatic focusing apparatus in which sensor signals are amplified...
- Patent number 5,126,777
- Issue date Jun 30, 1992
- Canon Kabushiki Kaisha
- Akira Akashi
- G02 - OPTICS

Patents Applicationslast 30 patents

Information Patent Application
Digital signature generating apparatus, method, computer program an...
- Publication number 20040230804
- Publication date Nov 18, 2004
- Satoru Wakao
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Image recording method and apparatus
- Publication number 20020015510
- Publication date Feb 7, 2002
- Akira Akashi
- G06 - COMPUTING CALCULATING COUNTING

Akira Akashi

Person

Patents Grantslast 30 patents

Digital signature generating apparatus, method, computer program an...

Image sensing apparatus and method for adaptively embedding a water...

Apparatus for detecting visual axis

Optical apparatus having a line of sight detection device

View point detecting device

Focus detecting apparatus having photoelectric area sensors

Equipment having line of sight detecting means

Line of sight detecting device, and equipment comprising the device

Focus detecting device

Visual axis detection device capable of reducing detection errors d...

Focus detecting apparatus having photoelectric area sensors

Focus detecting apparatus detecting focus to a plurality of areas

Optical apparatus having function to detect visual axis

Device for detecting line of sight

Photosensor device including means for designating a plurality of p...

Focus detecting apparatus having photoelectric area sensors

Visual axis detecting apparatus

Focus detecting device

Apparatus for detecting the focus adjusting state of an objective l...

Automatic focusing apparatus detecting focus for a plurality of are...

Focus detecting apparatus detecting focus to a plurality of areas

Focus detection apparatus having an auxiliary light

Photosensor device including means for designating a plurality of p...

Camera having camera-shake detecting device

Camera with focus and hand trembling detecting apparatus

Focus detection apparatus detecting fears to a plurality of areas

Automatic focusing apparatus

Focus adjustment device having restricting means for restricting a...

Multi-point distance measuring apparatus

Automatic focusing apparatus in which sensor signals are amplified...

Patents Applicationslast 30 patents

Digital signature generating apparatus, method, computer program an...

Image recording method and apparatus