Masakazu Hirata

Person

Chiba, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Jet parameter generation system, method of generating jet parameter...
- Patent number 12,097,701
- Issue date Sep 24, 2024
- SII Printek Inc.
- Takayuki Shimizu
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Characteristic table generation system, method of generating charac...
- Patent number 11,919,291
- Issue date Mar 5, 2024
- SII Printek Inc.
- Takayuki Shimizu
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Head chip, liquid jet head, and liquid jet recording device
- Patent number 11,491,787
- Issue date Nov 8, 2022
- SII Printek Inc.
- Tomoki Ai
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Head chip, liquid jet head, and liquid jet recording device
- Patent number 11,254,132
- Issue date Feb 22, 2022
- SII Printek Inc.
- Masakazu Hirata
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Head chip, liquid jet head, and liquid jet recording device
- Patent number 11,225,079
- Issue date Jan 18, 2022
- SII Printek Inc.
- Masakazu Hirata
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Jet hole plate, liquid jet head, liquid jet recording apparatus, an...
- Patent number 10,814,630
- Issue date Oct 27, 2020
- SII Printek Inc.
- Masakazu Hirata
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Jet hole plate, liquid jet head, and liquid jet recording apparatus
- Patent number 10,710,366
- Issue date Jul 14, 2020
- SII Printek Inc.
- Masakazu Hirata
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Magnetic recording medium
- Patent number 8,945,733
- Issue date Feb 3, 2015
- Seiko Instruments Inc.
- Yoshikazu Tanaka
- G11 - INFORMATION STORAGE
Information Patent Grant
Method of manufacturing near-field light generating element and nea...
- Patent number 8,905,805
- Issue date Dec 9, 2014
- Seiko Instruments Inc.
- Yoko Shinohara
- G11 - INFORMATION STORAGE
Information Patent Grant
Near-field light head and information recording/reproducing device
- Patent number 8,842,504
- Issue date Sep 23, 2014
- Seiko Instruments Inc.
- Masakazu Hirata
- G11 - INFORMATION STORAGE
Information Patent Grant
Near-field light generating element, method of manufacturing near-f...
- Patent number 8,787,127
- Issue date Jul 22, 2014
- Seiko Instruments Inc.
- Masakazu Hirata
- G11 - INFORMATION STORAGE
Information Patent Grant
Near-field light generating element, method of manufacturing near-f...
- Patent number 8,755,255
- Issue date Jun 17, 2014
- Seiko Instruments Inc.
- Masakazu Hirata
- G11 - INFORMATION STORAGE
Information Patent Grant
Head gimbal assembly using near-field light and information recordi...
- Patent number 8,599,654
- Issue date Dec 3, 2013
- Seiko Instruments Inc.
- Masakazu Hirata
- G11 - INFORMATION STORAGE
Information Patent Grant
Thermally-assisted magnetic recording head having photoelectric wir...
- Patent number 8,542,559
- Issue date Sep 24, 2013
- Seiko Instruments Inc.
- Masakazu Hirata
- G11 - INFORMATION STORAGE
Information Patent Grant
Thermally-assisted magnetic recording head having photoelectric wir...
- Patent number 8,537,646
- Issue date Sep 17, 2013
- Seiko Instruments Inc.
- Masakazu Hirata
- G11 - INFORMATION STORAGE
Information Patent Grant
Near-field light generating element, near-field light head, and inf...
- Patent number 8,493,819
- Issue date Jul 23, 2013
- Seiko Instruments Inc.
- Masakazu Hirata
- G11 - INFORMATION STORAGE
Information Patent Grant
Thermally-assisted magnetic recording head having photoelectric wir...
- Patent number 8,467,276
- Issue date Jun 18, 2013
- Seiko Instruments Inc.
- Masakazu Hirata
- G11 - INFORMATION STORAGE
Information Patent Grant
Apparatus for producing near field optical head
- Patent number 8,430,991
- Issue date Apr 30, 2013
- Seiko Instruments Inc.
- Masakazu Hirata
- G11 - INFORMATION STORAGE
Information Patent Grant
Head gimbal assembly
- Patent number 8,411,391
- Issue date Apr 2, 2013
- Seiko Instruments Inc.
- Masakazu Hirata
- G11 - INFORMATION STORAGE
Information Patent Grant
Recording head, method of manufacturing recording head, and informa...
- Patent number 8,379,502
- Issue date Feb 19, 2013
- Seiko Instruments Inc.
- Masakazu Hirata
- G11 - INFORMATION STORAGE
Information Patent Grant
Near field optical head and information recording and reproducing d...
- Patent number 8,351,306
- Issue date Jan 8, 2013
- Seiko Instruments Inc.
- Masakazu Hirata
- G11 - INFORMATION STORAGE
Information Patent Grant
Near-field optical head and information recording/reproducing device
- Patent number 8,351,304
- Issue date Jan 8, 2013
- Seiko Instruments Inc.
- Majung Park
- G11 - INFORMATION STORAGE
Information Patent Grant
Near-field thermally assisted magnetic recording head and recording...
- Patent number 8,284,636
- Issue date Oct 9, 2012
- Seiko Instruments Inc.
- Manabu Oumi
- G11 - INFORMATION STORAGE
Information Patent Grant
Near-field optical head including waveguide having polyhedron core
- Patent number 8,270,259
- Issue date Sep 18, 2012
- Seiko Instruments Inc.
- Masakazu Hirata
- G11 - INFORMATION STORAGE
Information Patent Grant
Near-field optical head with inclined magnetic poles and informatio...
- Patent number 8,184,506
- Issue date May 22, 2012
- Seiko Instruments Inc.
- Masakazu Hirata
- G11 - INFORMATION STORAGE
Information Patent Grant
Head gimbal assembly and information recording and reproducing appa...
- Patent number 8,059,495
- Issue date Nov 15, 2011
- Seiko Instruments Inc.
- Sachiko Tanabe
- G11 - INFORMATION STORAGE
Information Patent Grant
Recording head and data recording and reproducing apparatus
- Patent number 8,054,570
- Issue date Nov 8, 2011
- Seiko Intstruments Inc.
- Masakazu Hirata
- G11 - INFORMATION STORAGE
Information Patent Grant
Near field optical head and information recording and reproducing d...
- Patent number 8,050,170
- Issue date Nov 1, 2011
- Seiko Instruments Inc.
- Majung Park
- G11 - INFORMATION STORAGE
Information Patent Grant
Near-field optical head and information recording apparatus
- Patent number 8,023,366
- Issue date Sep 20, 2011
- Seiko Instruments Inc.
- Manabu Oumi
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Method of manufacturing near field light generation element
- Patent number 7,635,437
- Issue date Dec 22, 2009
- Seiko Instruments Inc.
- Masakazu Hirata
- G01 - MEASURING TESTING

Patents Applicationslast 30 patents

Information Patent Application
JET PARAMETER GENERATION SYSTEM, METHOD OF GENERATING JET PARAMETER...
- Publication number 20230142135
- Publication date May 11, 2023
- SII PRINTEK INC.
- Takayuki SHIMIZU
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
CHARACTERISTIC TABLE GENERATION SYSTEM, METHOD OF GENERATING CHARAC...
- Publication number 20220184941
- Publication date Jun 16, 2022
- SII PRINTEK INC.
- Takayuki SHIMIZU
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
HEAD CHIP, LIQUID JET HEAD, AND LIQUID JET RECORDING DEVICE
- Publication number 20210162757
- Publication date Jun 3, 2021
- SII PRINTEK INC.
- Masakazu HIRATA
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
HEAD CHIP, LIQUID JET HEAD, AND LIQUID JET RECORDING DEVICE
- Publication number 20210162754
- Publication date Jun 3, 2021
- SII PRINTEK INC.
- Tomoki Ai
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
HEAD CHIP, LIQUID JET HEAD, AND LIQUID JET RECORDING DEVICE
- Publication number 20210162756
- Publication date Jun 3, 2021
- SII PRINTEK INC.
- Masakazu HIRATA
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
JET HOLE PLATE, LIQUID JET HEAD, LIQUID JET RECORDING APPARATUS, AN...
- Publication number 20190143692
- Publication date May 16, 2019
- SII PRINTEK INC.
- Masakazu HIRATA
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
METHOD FOR MANUFACTURING JET HOLE PLATE
- Publication number 20190143693
- Publication date May 16, 2019
- SII PRINTEK INC.
- Emiko OSAKA
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
JET HOLE PLATE, LIQUID JET HEAD, AND LIQUID JET RECORDING APPARATUS
- Publication number 20190143686
- Publication date May 16, 2019
- SII PRINTEK INC.
- Masakazu HIRATA
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
MAGNETIC RECORDING MEDIUM
- Publication number 20120237797
- Publication date Sep 20, 2012
- Yoshikazu Tanaka
- G11 - INFORMATION STORAGE
Information Patent Application
NEAR-FIELD LIGHT GENERATING ELEMENT, NEAR-FIELD LIGHT HEAD, AND INF...
- Publication number 20120230170
- Publication date Sep 13, 2012
- Masakazu HIRATA
- G11 - INFORMATION STORAGE
Information Patent Application
METHOD OF MANUFACTURING NEAR-FIELD LIGHT GENERATING ELEMENT AND NEA...
- Publication number 20120206032
- Publication date Aug 16, 2012
- Yoko Shinohara
- G11 - INFORMATION STORAGE
Information Patent Application
Recording head, method of manufacturing recording head, and informa...
- Publication number 20120113769
- Publication date May 10, 2012
- Masakazu Hirata
- G11 - INFORMATION STORAGE
Information Patent Application
Near-field light generating element, method of manufacturing near-f...
- Publication number 20120063277
- Publication date Mar 15, 2012
- Masakazu Hirata
- G11 - INFORMATION STORAGE
Information Patent Application
Near-field light generating element, method of manufacturing near-f...
- Publication number 20120063278
- Publication date Mar 15, 2012
- Masakazu Hirata
- G11 - INFORMATION STORAGE
Information Patent Application
INFORMATION RECORDING AND REPRODUCTION APPARATUS
- Publication number 20110199868
- Publication date Aug 18, 2011
- Masakazu Hirata
- G11 - INFORMATION STORAGE
Information Patent Application
INFORMATION RECORDING AND REPRODUCTION APPARATUS
- Publication number 20110188355
- Publication date Aug 4, 2011
- Masakazu Hirata
- G11 - INFORMATION STORAGE
Information Patent Application
NEAR-FIELD OPTICAL HEAD AND INFORMATION RECORDING/REPRODUCING DEVICE
- Publication number 20110122736
- Publication date May 26, 2011
- Majung Park
- G11 - INFORMATION STORAGE
Information Patent Application
INFORMATION RECORDING AND REPRODUCTION APPARATUS
- Publication number 20110122738
- Publication date May 26, 2011
- Masakazu Hirata
- G11 - INFORMATION STORAGE
Information Patent Application
Head gimbal assembly using near-field light and information recordi...
- Publication number 20110075527
- Publication date Mar 31, 2011
- Masakazu Hirata
- G11 - INFORMATION STORAGE
Information Patent Application
Head gimbal assembly and information recording and reproducing appa...
- Publication number 20110007612
- Publication date Jan 13, 2011
- Sachiko Tanabe
- G11 - INFORMATION STORAGE
Information Patent Application
NEAR FIELD OPTICAL HEAD AND INFORMATION RECORDING AND REPRODUCING D...
- Publication number 20100284252
- Publication date Nov 11, 2010
- Masakazu Hirata
- G11 - INFORMATION STORAGE
Information Patent Application
NEAR- FIELD OPTICAL HEAD AND INFORMATION RECORDING / REPRODUCING DE...
- Publication number 20100091619
- Publication date Apr 15, 2010
- Masakazu Hirata
- G11 - INFORMATION STORAGE
Information Patent Application
Head gimbal assembly
- Publication number 20100085664
- Publication date Apr 8, 2010
- Masakazu Hirata
- G11 - INFORMATION STORAGE
Information Patent Application
RECORDING HEAD AND DATA RECORDING AND REPRODUCING APPARATUS
- Publication number 20100046111
- Publication date Feb 25, 2010
- Masakazu Hirata
- G11 - INFORMATION STORAGE
Information Patent Application
NEAR FIELD LIGHT ASSIGNED MAGNETIC RECORDING HEAD AND RECORDING APP...
- Publication number 20100002550
- Publication date Jan 7, 2010
- Manabu Oumi
- G11 - INFORMATION STORAGE
Information Patent Application
Near-Field Optical Head and Information Recording Apparatus
- Publication number 20090028007
- Publication date Jan 29, 2009
- Manabu Oumi
- G01 - MEASURING TESTING
Information Patent Application
Method of, and apparatus for, producing near field optical head
- Publication number 20070034336
- Publication date Feb 15, 2007
- Masakazu Hirata
- G11 - INFORMATION STORAGE
Information Patent Application
Method of manufacturing near field light generation element
- Publication number 20060261177
- Publication date Nov 23, 2006
- Masakazu Hirata
- G01 - MEASURING TESTING
Information Patent Application
Method of, and apparatus for, producing near field optical head
- Publication number 20030234237
- Publication date Dec 25, 2003
- Masakazu Hirata
- G11 - INFORMATION STORAGE

Masakazu Hirata

Person

Patents Grantslast 30 patents

Jet parameter generation system, method of generating jet parameter...

Characteristic table generation system, method of generating charac...

Head chip, liquid jet head, and liquid jet recording device

Head chip, liquid jet head, and liquid jet recording device

Head chip, liquid jet head, and liquid jet recording device

Jet hole plate, liquid jet head, liquid jet recording apparatus, an...

Jet hole plate, liquid jet head, and liquid jet recording apparatus

Magnetic recording medium

Method of manufacturing near-field light generating element and nea...

Near-field light head and information recording/reproducing device

Near-field light generating element, method of manufacturing near-f...

Near-field light generating element, method of manufacturing near-f...

Head gimbal assembly using near-field light and information recordi...

Thermally-assisted magnetic recording head having photoelectric wir...

Thermally-assisted magnetic recording head having photoelectric wir...

Near-field light generating element, near-field light head, and inf...

Thermally-assisted magnetic recording head having photoelectric wir...

Apparatus for producing near field optical head

Head gimbal assembly

Recording head, method of manufacturing recording head, and informa...

Near field optical head and information recording and reproducing d...

Near-field optical head and information recording/reproducing device

Near-field thermally assisted magnetic recording head and recording...

Near-field optical head including waveguide having polyhedron core

Near-field optical head with inclined magnetic poles and informatio...

Head gimbal assembly and information recording and reproducing appa...

Recording head and data recording and reproducing apparatus

Near field optical head and information recording and reproducing d...

Near-field optical head and information recording apparatus

Method of manufacturing near field light generation element

Patents Applicationslast 30 patents

JET PARAMETER GENERATION SYSTEM, METHOD OF GENERATING JET PARAMETER...

CHARACTERISTIC TABLE GENERATION SYSTEM, METHOD OF GENERATING CHARAC...

HEAD CHIP, LIQUID JET HEAD, AND LIQUID JET RECORDING DEVICE

HEAD CHIP, LIQUID JET HEAD, AND LIQUID JET RECORDING DEVICE

HEAD CHIP, LIQUID JET HEAD, AND LIQUID JET RECORDING DEVICE

JET HOLE PLATE, LIQUID JET HEAD, LIQUID JET RECORDING APPARATUS, AN...

METHOD FOR MANUFACTURING JET HOLE PLATE

JET HOLE PLATE, LIQUID JET HEAD, AND LIQUID JET RECORDING APPARATUS

MAGNETIC RECORDING MEDIUM

NEAR-FIELD LIGHT GENERATING ELEMENT, NEAR-FIELD LIGHT HEAD, AND INF...

METHOD OF MANUFACTURING NEAR-FIELD LIGHT GENERATING ELEMENT AND NEA...

Recording head, method of manufacturing recording head, and informa...

Near-field light generating element, method of manufacturing near-f...

Near-field light generating element, method of manufacturing near-f...

INFORMATION RECORDING AND REPRODUCTION APPARATUS

INFORMATION RECORDING AND REPRODUCTION APPARATUS

NEAR-FIELD OPTICAL HEAD AND INFORMATION RECORDING/REPRODUCING DEVICE

INFORMATION RECORDING AND REPRODUCTION APPARATUS

Head gimbal assembly using near-field light and information recordi...

Head gimbal assembly and information recording and reproducing appa...

NEAR FIELD OPTICAL HEAD AND INFORMATION RECORDING AND REPRODUCING D...

NEAR- FIELD OPTICAL HEAD AND INFORMATION RECORDING / REPRODUCING DE...

Head gimbal assembly

RECORDING HEAD AND DATA RECORDING AND REPRODUCING APPARATUS

NEAR FIELD LIGHT ASSIGNED MAGNETIC RECORDING HEAD AND RECORDING APP...

Near-Field Optical Head and Information Recording Apparatus

Method of, and apparatus for, producing near field optical head

Method of manufacturing near field light generation element

Method of, and apparatus for, producing near field optical head