Tetsuo Iwaki

Person

Yamatokoriyama, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Method of manufacturing optical communication system
- Patent number 7,319,820
- Issue date Jan 15, 2008
- Sharp Kabushiki Kaisha
- Yorishige Ishii
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Beam shaping element, and light source unit and optical pickup usin...
- Patent number 7,295,504
- Issue date Nov 13, 2007
- Sharp Kabushiki Kaisha
- Tazuko Kitazawa
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical communication system
- Patent number 7,218,813
- Issue date May 15, 2007
- Sharp Kabushiki Kaisha
- Yorishige Ishii
- G02 - OPTICS
Information Patent Grant
Optical pickup device
- Patent number 6,937,381
- Issue date Aug 30, 2005
- Sharp Kabushiki Kaisha
- Kazuya Kitamura
- G11 - INFORMATION STORAGE
Information Patent Grant
Objective lens, method for correcting manufacturing error thereof,...
- Patent number 6,744,568
- Issue date Jun 1, 2004
- Sharp Kabushiki Kaisha
- Kazuya Kitamura
- G11 - INFORMATION STORAGE
Information Patent Grant
Objective lens, optical pickup-device equipped with same and assemb...
- Patent number 6,741,406
- Issue date May 25, 2004
- Sharp Kabushiki Kaisha
- Kazuya Kitamura
- G11 - INFORMATION STORAGE
Information Patent Grant
Imaging apparatus
- Patent number 6,577,341
- Issue date Jun 10, 2003
- Sharp Kabushiki Kaisha
- Eiji Yamada
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Optical recording medium having light transparent cover layer small...
- Patent number 6,507,559
- Issue date Jan 14, 2003
- Sharp Kabushiki Kaisha
- Tetsuo Iwaki
- G11 - INFORMATION STORAGE
Information Patent Grant
Image shifting image pickup apparatus using filter for removing spa...
- Patent number 6,456,324
- Issue date Sep 24, 2002
- Sharp Kabushiki Kaisha
- Eiji Yamada
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Optical pickup device
- Patent number 6,438,089
- Issue date Aug 20, 2002
- Sharp Kabushiki Kaisha
- Kazuya Kitamura
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical pickup device and optical recording medium
- Patent number 6,388,822
- Issue date May 14, 2002
- Sharp Kabushiki Kaisha
- Kazuya Kitamura
- G02 - OPTICS
Information Patent Grant
Optical recording medium and optical recording and reproducing appa...
- Patent number 6,381,208
- Issue date Apr 30, 2002
- Sharp Kabushiki Kaisha
- Kazutaka Abe
- G11 - INFORMATION STORAGE
Information Patent Grant
Pickup device for optical disk
- Patent number 6,342,978
- Issue date Jan 29, 2002
- Sharp Kabushiki Kaisha
- Masayuki Nishikawa
- G11 - INFORMATION STORAGE
Information Patent Grant
Imaging apparatus
- Patent number 6,266,086
- Issue date Jul 24, 2001
- Sharp Kabushiki Kaisha
- Hideo Okada
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Zoom lens and imaging device incorporating the same
- Patent number 6,191,894
- Issue date Feb 20, 2001
- Sharp Kabushiki Kaisha
- Kazuya Kitamura
- G02 - OPTICS
Information Patent Grant
Imaging apparatus having a spatial filter and image shifting mechan...
- Patent number 6,108,036
- Issue date Aug 22, 2000
- Sharp Kabushiki Kaisha
- Toshiaki Harada
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Image input apparatus having a spatial filter controller
- Patent number 5,834,761
- Issue date Nov 10, 1998
- Sharp Kabushiki Kaisah
- Hideo Okada
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Imaging apparatus for obtaining a high resolution image
- Patent number 5,754,226
- Issue date May 19, 1998
- Sharp Kabushiki Kaisha
- Eiji Yamada
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Reproduced waveform equalization circuit
- Patent number 5,668,746
- Issue date Sep 16, 1997
- Sharp Kabushiki Kaisha
- Tetsuo Iwaki
- G11 - INFORMATION STORAGE
Information Patent Grant
Imaging apparatus and method using interpolation processing
- Patent number 5,657,082
- Issue date Aug 12, 1997
- Sharp Kabushiki Kaisha
- Toshiaki Harada
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Multi-track magnetic signal reproducing apparatus
- Patent number 5,517,369
- Issue date May 14, 1996
- Sharp Kabushiki Kaisha
- Hitoshi Takeuchi
- G11 - INFORMATION STORAGE
Information Patent Grant
Operating circuit for galois field
- Patent number 5,414,719
- Issue date May 9, 1995
- Sharp Kabushiki Kaisha
- Tetsuo Iwaki
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Recording position compensation circuit for use in digital informat...
- Patent number 5,173,815
- Issue date Dec 22, 1992
- Sharp Kabushiki Kaisha
- Tetsuo Iwaki
- G11 - INFORMATION STORAGE
Information Patent Grant
Wave shaping circuit
- Patent number 4,812,987
- Issue date Mar 14, 1989
- Sharp Kabushiki Kaisha
- Chiaki Yamawaki
- G11 - INFORMATION STORAGE

Patents Applicationslast 30 patents

Information Patent Application
Optical element sealing structure, optical coupler, and optical ele...
- Publication number 20070114547
- Publication date May 24, 2007
- Sharp Kabushiki Kaisha
- Hideaki Fujita
- G02 - OPTICS
Information Patent Application
Optical communication system
- Publication number 20050232537
- Publication date Oct 20, 2005
- Sharp Kabushiki Kaisha
- Yorishige Ishii
- G02 - OPTICS
Information Patent Application
Optical communication system manufacturing method
- Publication number 20050031353
- Publication date Feb 10, 2005
- Yorishige Ishii
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Optical pickup device
- Publication number 20040169908
- Publication date Sep 2, 2004
- Kazuya Kitamura
- G11 - INFORMATION STORAGE
Information Patent Application
Beam shaping element, and light source unit and optical pickup usin...
- Publication number 20030169669
- Publication date Sep 11, 2003
- Sharp Kabushiki Kaisha
- Tazuko Kitazawa
- G11 - INFORMATION STORAGE
Information Patent Application
Objective lens, method for correcting manufacturing error thereof,...
- Publication number 20030026006
- Publication date Feb 6, 2003
- Kazuya Kitamura
- G02 - OPTICS
Information Patent Application
IMAGE PICK-UP APPARATUS
- Publication number 20020126209
- Publication date Sep 12, 2002
- EIJI YAMADA
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Objective lens, optical pickup-device equipped with same and assemb...
- Publication number 20020005996
- Publication date Jan 17, 2002
- Kazuya Kitamura
- G02 - OPTICS

Tetsuo Iwaki

Person

Patents Grantslast 30 patents

Method of manufacturing optical communication system

Beam shaping element, and light source unit and optical pickup usin...

Optical communication system

Optical pickup device

Objective lens, method for correcting manufacturing error thereof,...

Objective lens, optical pickup-device equipped with same and assemb...

Imaging apparatus

Optical recording medium having light transparent cover layer small...

Image shifting image pickup apparatus using filter for removing spa...

Optical pickup device

Optical pickup device and optical recording medium

Optical recording medium and optical recording and reproducing appa...

Pickup device for optical disk

Imaging apparatus

Zoom lens and imaging device incorporating the same

Imaging apparatus having a spatial filter and image shifting mechan...

Image input apparatus having a spatial filter controller

Imaging apparatus for obtaining a high resolution image

Reproduced waveform equalization circuit

Imaging apparatus and method using interpolation processing

Multi-track magnetic signal reproducing apparatus

Operating circuit for galois field

Recording position compensation circuit for use in digital informat...

Wave shaping circuit

Patents Applicationslast 30 patents

Optical element sealing structure, optical coupler, and optical ele...

Optical communication system

Optical communication system manufacturing method

Optical pickup device

Beam shaping element, and light source unit and optical pickup usin...

Objective lens, method for correcting manufacturing error thereof,...

IMAGE PICK-UP APPARATUS

Objective lens, optical pickup-device equipped with same and assemb...