Masahiro Murakawa

Person

Tukuba, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Transmission diffraction element
- Patent number 9,360,602
- Issue date Jun 7, 2016
- Asahi Glass Company, Limited
- Takeru Wakabayashi
- G02 - OPTICS
Information Patent Grant
Region segmented image data creating system and feature extracting...
- Patent number 9,031,294
- Issue date May 12, 2015
- National Institute of Advanced Industrial Science and Technology
- Hirokazu Nosato
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Spectrum spread communication system
- Patent number 8,982,926
- Issue date Mar 17, 2015
- National Institute of Advanced Industrial Science and Technology
- Yuji Kasai
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Depolarization element and projection type display device
- Patent number 8,696,134
- Issue date Apr 15, 2014
- Asahi Glass Company, Limited
- Masahiro Murakawa
- G02 - OPTICS
Information Patent Grant
Serial bus transmission system
- Patent number 8,493,991
- Issue date Jul 23, 2013
- National Institute of Advanced Industrial Science and Technology
- Yuji Kasai
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Packet data comparator as well as virus filter, virus checker and n...
- Patent number 8,429,749
- Issue date Apr 23, 2013
- National Institute of Advanced Industrial Science and Technology
- Eiichi Takahashi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Data transmitting method and data transmitting apparatus
- Patent number 8,284,856
- Issue date Oct 9, 2012
- National Institute of Advanced Industrial Science and Technology
- Yoichi Sato
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Multi-layer diffraction type polarizer and liquid crystal element
- Patent number 7,764,354
- Issue date Jul 27, 2010
- Asahi Glass Company, Limited
- Yoshiharu Ooi
- G02 - OPTICS
Information Patent Grant
Phase correction element and optical head device
- Patent number 7,688,700
- Issue date Mar 30, 2010
- Asahi Glass Company, Limited
- Yoshiharu Ooi
- G11 - INFORMATION STORAGE
Information Patent Grant
Parameter adjustment device
- Patent number 7,636,706
- Issue date Dec 22, 2009
- Evolvable Systems Research Institute Inc.
- Masahiro Murakawa
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Digital data transmitting apparatus
- Patent number 7,583,749
- Issue date Sep 1, 2009
- National Institute of Advanced Industrial Science and Technology
- Yuji Kasai
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Parameter adjuster
- Patent number 7,580,904
- Issue date Aug 25, 2009
- Evolvable Systems Research Institute Inc.
- Masahiro Murakawa
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Phase plate and an optical data recording/reproducing device
- Patent number 7,564,504
- Issue date Jul 21, 2009
- Asahi Glass Company, Limited
- Yoshiharu Ooi
- G11 - INFORMATION STORAGE
Information Patent Grant
Parameter adjusting device and parameter adjusting means
- Patent number 7,533,356
- Issue date May 12, 2009
- Evolvable Systems Research Institute Inc.
- Masahiro Murakawa
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Signal timing adjustment device, signal timing adjustment system, s...
- Patent number 7,447,289
- Issue date Nov 4, 2008
- Sharp Kabushiki Kaisha
- Munehiro Uratani
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
High-speed signal transmission system
- Patent number 7,295,032
- Issue date Nov 13, 2007
- National Institute of Advanced Industrial Science and Technology
- Kanji Otsuka
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Timing adjustment of clock signals in a digital circuit
- Patent number 6,993,672
- Issue date Jan 31, 2006
- Agency of Industrial Science & Technology
- Eiichi Takahashi
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Retarder and optical head device installing the same
- Patent number 6,917,576
- Issue date Jul 12, 2005
- Asahi Glass Company, Limited
- Takehiko Nishiyama
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical apparatus, optical apparatus adjustment method, and storage...
- Patent number 6,879,388
- Issue date Apr 12, 2005
- Agency of Industrial Science & Technology, Ministry of International Trade &...
- Yuji Kasai
- G02 - OPTICS
Information Patent Grant
Capacitance position sensor and position controller equipped with t...
- Patent number 6,861,848
- Issue date Mar 1, 2005
- National Institute of Advanced Industrial Science and Technology
- Yuji Kasai
- G01 - MEASURING TESTING
Information Patent Grant
Optical apparatus, optical apparatus adjustment method, and storage...
- Patent number 6,781,682
- Issue date Aug 24, 2004
- Agency of Industrial Science & Technology, Ministry of International Trade &...
- Yuji Kasai
- G02 - OPTICS
Information Patent Grant
Optical axis adjustment method, and storage medium recorded with a...
- Patent number 6,741,340
- Issue date May 25, 2004
- Agency of Industrial Science and Technology Ministry of International Trade a...
- Masahiro Murakawa
- G01 - MEASURING TESTING
Information Patent Grant
Timing adjustment of clock signals in a digital circuit
- Patent number 6,658,581
- Issue date Dec 2, 2003
- Agency of Industrial Science & Technology
- Eiichi Takahashi
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Electronic holding circuit and adjusting method thereof using a pro...
- Patent number 6,637,008
- Issue date Oct 21, 2003
- Agency of Industrial Science & Technology
- Tetsuya Higuchi
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Phase shifter and optical head device mounted with the same
- Patent number 6,580,674
- Issue date Jun 17, 2003
- Asahi Glass Company, Limited
- Takehiko Nishiyama
- G11 - INFORMATION STORAGE

Patents Applicationslast 30 patents

Information Patent Application
METHOD AND SYSTEM FOR ENDOSCOPIC DIAGNOSIS SUPPORT
- Publication number 20240038391
- Publication date Feb 1, 2024
- NATIONAL INSTITUTE OF ADVANCED INDUSTRIAL SCIENCE AND TECHNOLOGY
- Hirokazu Nosato
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
BAND-PASS FILTER
- Publication number 20170108631
- Publication date Apr 20, 2017
- Asahi Glass Company, Limited
- Masahiro MURAKAWA
- G02 - OPTICS
Information Patent Application
MONITORING SYSTEM AND SLAVE DEVICE FOR PHOTOVOLTAIC POWER GENERATIO...
- Publication number 20150222227
- Publication date Aug 6, 2015
- Hitachi Industry & Control Solutions, Ltd.
- Sadao Nishizawa
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
MULTIPLE ACCESS COMMUNICATION SYSTEM AND PHOTOVOLTAIC POWER GENERAT...
- Publication number 20140341235
- Publication date Nov 20, 2014
- Teruhiko Tagashira
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
TRANSMISSION DIFFRACTION ELEMENT
- Publication number 20130250421
- Publication date Sep 26, 2013
- Asahi Glass Company, Limited
- Takeru WAKABAYASHI
- G02 - OPTICS
Information Patent Application
REGION SEGMENTED IMAGE DATA CREATING SYSTEM AND FEATURE EXTRACTING...
- Publication number 20130094733
- Publication date Apr 18, 2013
- Hirokazu Nosato
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
SPECTRUM SPREAD COMMUNICATION SYSTEM
- Publication number 20130089120
- Publication date Apr 11, 2013
- NATIONAL INSTITUTE OF ADVANCED INDUSTRIAL SCIENCE AND TECHNOLOGY
- Yuji Kasai
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
DEPOLARIZATION ELEMENT AND PROJECTION TYPE DISPLAY DEVICE
- Publication number 20120236263
- Publication date Sep 20, 2012
- Asahi Glass Company, Limited
- Masahiro MURAKAWA
- G02 - OPTICS
Information Patent Application
PROJECTION TYPE DISPLAY APPARATUS
- Publication number 20120062848
- Publication date Mar 15, 2012
- Asahi Glass Company, Limited
- Atsushi Koyanagi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
SERIAL BUS TRANSMISSION SYSTEM
- Publication number 20110142066
- Publication date Jun 16, 2011
- Nat'I Inst of Advanced Industrial Sci and Tech
- Yuji Kasai
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
DATA TRANSMITTING METHOD AND DATA TRANSMITTING APPARATUS
- Publication number 20100061441
- Publication date Mar 11, 2010
- NATIONAL INSTITUTE OF ADVANCED INDUSTRIAL SCIENCE AND TECHNOLOGY
- Yoichi Sato
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
PHASE CORRECTION ELEMENT AND OPTICAL HEAD DEVICE
- Publication number 20100020671
- Publication date Jan 28, 2010
- ASAHI GLASS COMPANY LIMITED
- Yoshiharu Ooi
- G02 - OPTICS
Information Patent Application
Parameter Adjustment Device
- Publication number 20090138417
- Publication date May 28, 2009
- Evolvable Systems Research
- Masahiro Murakawa
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
PACKET DATA COMPARATOR AS WELL AS VIRUS FILTER, VIRUS CHECKER AND N...
- Publication number 20090044275
- Publication date Feb 12, 2009
- National Institute of Adv. Ind. Science and Tech.
- Eiichi TAKAHASHI
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Parameter adjusting device
- Publication number 20080281986
- Publication date Nov 13, 2008
- EVOLVABLE SYSTEMS RESEARCH INSTITUTE INC.
- Masahiro Murakawa
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Mask Pattern Designing Method Using Optical Proximity Correction in...
- Publication number 20080276215
- Publication date Nov 6, 2008
- National Inst. of Adv. Indust. Science and Tech.
- Tetsuya Higuchi
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Method for designing mask pattern and method for manufacturing semi...
- Publication number 20080250383
- Publication date Oct 9, 2008
- Toshihiko Tanaka
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Parameter adjusting device and parameter adjusting means
- Publication number 20070198103
- Publication date Aug 23, 2007
- EVOLVABLE SYSTEMS RESEARCH INSTITUTE INC.
- Masahiro Murakawa
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Parameter adjustment device
- Publication number 20070150435
- Publication date Jun 28, 2007
- EVOLVABLE SYSTEMS RESEARCH INSTITUTE INC.
- Masahiro Murakawa
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Virus check device and system
- Publication number 20060242686
- Publication date Oct 26, 2006
- Kenji Toda
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Digital system, clock signal adjusting method for digital system, r...
- Publication number 20060236146
- Publication date Oct 19, 2006
- National Inst of Adv Industrial Science and Tech
- Eiichi Takahashi
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Parameter adjuster
- Publication number 20060158287
- Publication date Jul 20, 2006
- Evolvable Systems Research
- Masahiro Murakawa
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Multi-layer diffraction type polarizer and liquid crystal element
- Publication number 20060103778
- Publication date May 18, 2006
- ASAHI GLASS COMPANY LIMITED
- Yoshiharu Ooi
- G02 - OPTICS
Information Patent Application
Phase correction element and optical head device
- Publication number 20050226122
- Publication date Oct 13, 2005
- ASAHI GLASS COMPANY LIMITED
- Yoshiharu Ooi
- G02 - OPTICS
Information Patent Application
Phase plate and an optical data recording/reproducing device
- Publication number 20050213212
- Publication date Sep 29, 2005
- ASAHI GLASS COMPANY, LIMITED
- Yoshiharu Ooi
- G02 - OPTICS
Information Patent Application
High-speed signal transmission system
- Publication number 20050179465
- Publication date Aug 18, 2005
- Kanji Otsuka
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Variable-shape mirror adjusting method, adjusting apparatus, and pr...
- Publication number 20050117189
- Publication date Jun 2, 2005
- NATIONAL INSTITUTE OF ADVANCED INDUSTRIAL SCIENCE AND TECHNOLOGY
- Masahiro Murakawa
- G02 - OPTICS
Information Patent Application
Optical apparatus, optical apparatus adjustment method, and storage...
- Publication number 20040232237
- Publication date Nov 25, 2004
- Evolvable System Research Institute, Inc.
- Yuji Kasai
- G02 - OPTICS
Information Patent Application
Signal timing adjustment device, signal timing adjustment system, s...
- Publication number 20040190665
- Publication date Sep 30, 2004
- Munehiro Uratani
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Multi-layer diffraction type polarizer and liquid crystal element
- Publication number 20040165126
- Publication date Aug 26, 2004
- ASAHI GLASS COMPANY LIMITED
- Yoshiharu Ooi
- G02 - OPTICS

Masahiro Murakawa

Person

Patents Grantslast 30 patents

Transmission diffraction element

Region segmented image data creating system and feature extracting...

Spectrum spread communication system

Depolarization element and projection type display device

Serial bus transmission system

Packet data comparator as well as virus filter, virus checker and n...

Data transmitting method and data transmitting apparatus

Multi-layer diffraction type polarizer and liquid crystal element

Phase correction element and optical head device

Parameter adjustment device

Digital data transmitting apparatus

Parameter adjuster

Phase plate and an optical data recording/reproducing device

Parameter adjusting device and parameter adjusting means

Signal timing adjustment device, signal timing adjustment system, s...

High-speed signal transmission system

Timing adjustment of clock signals in a digital circuit

Retarder and optical head device installing the same

Optical apparatus, optical apparatus adjustment method, and storage...

Capacitance position sensor and position controller equipped with t...

Optical apparatus, optical apparatus adjustment method, and storage...

Optical axis adjustment method, and storage medium recorded with a...

Timing adjustment of clock signals in a digital circuit

Electronic holding circuit and adjusting method thereof using a pro...

Phase shifter and optical head device mounted with the same

Patents Applicationslast 30 patents

METHOD AND SYSTEM FOR ENDOSCOPIC DIAGNOSIS SUPPORT

BAND-PASS FILTER

MONITORING SYSTEM AND SLAVE DEVICE FOR PHOTOVOLTAIC POWER GENERATIO...

MULTIPLE ACCESS COMMUNICATION SYSTEM AND PHOTOVOLTAIC POWER GENERAT...

TRANSMISSION DIFFRACTION ELEMENT

REGION SEGMENTED IMAGE DATA CREATING SYSTEM AND FEATURE EXTRACTING...

SPECTRUM SPREAD COMMUNICATION SYSTEM

DEPOLARIZATION ELEMENT AND PROJECTION TYPE DISPLAY DEVICE

PROJECTION TYPE DISPLAY APPARATUS

SERIAL BUS TRANSMISSION SYSTEM

DATA TRANSMITTING METHOD AND DATA TRANSMITTING APPARATUS

PHASE CORRECTION ELEMENT AND OPTICAL HEAD DEVICE

Parameter Adjustment Device

PACKET DATA COMPARATOR AS WELL AS VIRUS FILTER, VIRUS CHECKER AND N...

Parameter adjusting device

Mask Pattern Designing Method Using Optical Proximity Correction in...

Method for designing mask pattern and method for manufacturing semi...

Parameter adjusting device and parameter adjusting means

Parameter adjustment device

Virus check device and system

Digital system, clock signal adjusting method for digital system, r...

Parameter adjuster

Multi-layer diffraction type polarizer and liquid crystal element

Phase correction element and optical head device

Phase plate and an optical data recording/reproducing device

High-speed signal transmission system

Variable-shape mirror adjusting method, adjusting apparatus, and pr...

Optical apparatus, optical apparatus adjustment method, and storage...

Signal timing adjustment device, signal timing adjustment system, s...

Multi-layer diffraction type polarizer and liquid crystal element