Hirokazu Takahashi

Person

Saitama-ken, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Actuator using comb-tooth
- Patent number 7,982,361
- Issue date Jul 19, 2011
- Pioneer Corporation
- Takanori Maeda
- B81 - MICRO-STRUCTURAL TECHNOLOGY
Information Patent Grant
Information memory apparatus using probe
- Patent number 7,945,962
- Issue date May 17, 2011
- Pioneer Corporation
- Takanori Maeda
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Probe, recording apparatus, reproducing apparatus, and recording/re...
- Patent number 7,672,214
- Issue date Mar 2, 2010
- Pioneer Corporation
- Takahito Ono
- G11 - INFORMATION STORAGE
Information Patent Grant
Probe, manufacturing method of the probe, recording apparatus, and...
- Patent number 7,602,170
- Issue date Oct 13, 2009
- Pioneer Corporation
- Hirokazu Takahashi
- G11 - INFORMATION STORAGE
Information Patent Grant
Semiconductor light-emitting element and method of manufacturing th...
- Patent number 7,312,468
- Issue date Dec 25, 2007
- Pioneer Corporation
- Atushi Watanabe
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Semiconductor laser device and method of manufacturing the same
- Patent number 7,098,063
- Issue date Aug 29, 2006
- Pioneer Corporation
- Mamoru Miyachi
- G11 - INFORMATION STORAGE
Information Patent Grant
Semiconductor laser device and method of manufacturing the same
- Patent number 7,079,563
- Issue date Jul 18, 2006
- Pioneer Corporation
- Mamoru Miyachi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Group III nitride compound semiconductor laser and manufacturing me...
- Patent number 6,795,471
- Issue date Sep 21, 2004
- Pioneer Corporation
- Atsushi Watanabe
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Nitride semiconductor light emitting device and manufacturing metho...
- Patent number 6,537,839
- Issue date Mar 25, 2003
- Pioneer Corporation
- Hiroyuki Ota
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Nitride semiconductor light emitting device and manufacturing metho...
- Patent number 6,329,667
- Issue date Dec 11, 2001
- Pioneer Corporation
- Hiroyuki Ota
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Process for producing a luminous element of group III nitride semi-...
- Patent number 5,834,326
- Issue date Nov 10, 1998
- Pioneer Electronic Corporation
- Mamoru Miyachi
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
INFORMATION RECORDING/REPRODUCING DEVICE AND METHOD
- Publication number 20100110849
- Publication date May 6, 2010
- Pioneer Corporation
- Takanori Maeda
- G11 - INFORMATION STORAGE
Information Patent Application
ACTUATOR USING COMB-TOOTH
- Publication number 20090273255
- Publication date Nov 5, 2009
- Takanori Maeda
- B81 - MICRO-STRUCTURAL TECHNOLOGY
Information Patent Application
INFORMATION MEMORY APPARATUS USING PROBE
- Publication number 20090178168
- Publication date Jul 9, 2009
- Takanori Maeda
- G11 - INFORMATION STORAGE
Information Patent Application
Probe, Recording Apparatus, Reproducing Apparatus, And Recording/Re...
- Publication number 20090003186
- Publication date Jan 1, 2009
- Hirokazu Takahashi
- G11 - INFORMATION STORAGE
Information Patent Application
Probe, Recording Apparatus, Reproducing Apparatus, and Recording/Re...
- Publication number 20080043598
- Publication date Feb 21, 2008
- Takahito Ono
- G11 - INFORMATION STORAGE
Information Patent Application
Probe Head Manufacturing Method
- Publication number 20080017609
- Publication date Jan 24, 2008
- Hirokazu Takahashi
- G01 - MEASURING TESTING
Information Patent Application
Probe, Manufacturing Method of the Probe, Recording Apparatus, and...
- Publication number 20070279043
- Publication date Dec 6, 2007
- Hirokazu Takahashi
- G01 - MEASURING TESTING
Information Patent Application
Group III nitride semiconductor light-emitting element and method o...
- Publication number 20060081860
- Publication date Apr 20, 2006
- Atsushi Watanabe
- B82 - NANO-TECHNOLOGY
Information Patent Application
Semiconductor light-emitting element and method of manufacturingthe...
- Publication number 20060027814
- Publication date Feb 9, 2006
- Atsushi Watanabe
- B82 - NANO-TECHNOLOGY
Information Patent Application
Recording/reproducing head, method of producing the same, recording...
- Publication number 20060002273
- Publication date Jan 5, 2006
- Pioneer Corporation
- Hirokazu Takahashi
- G11 - INFORMATION STORAGE
Information Patent Application
Recording / reproducing head, recording / reproducing head array, m...
- Publication number 20050128928
- Publication date Jun 16, 2005
- Pioneer Corporation
- Hirokazu Takahashi
- G11 - INFORMATION STORAGE
Information Patent Application
Recording/reproducing head, method of producing the same, and recor...
- Publication number 20050122886
- Publication date Jun 9, 2005
- Pioneer Corporation
- Hirokazu Takahashi
- G11 - INFORMATION STORAGE
Information Patent Application
Semiconductor laser device and method of manufacturing the same
- Publication number 20040184502
- Publication date Sep 23, 2004
- Mamoru Miyachi
- G11 - INFORMATION STORAGE
Information Patent Application
Semiconductor laser device and method of manufacturing the same
- Publication number 20040136428
- Publication date Jul 15, 2004
- PIONEER CORPORATION
- Mamoru Miyachi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Nitride semiconductor device
- Publication number 20020149026
- Publication date Oct 17, 2002
- Pioneer Cororation
- Hirokazu Takahashi
- B82 - NANO-TECHNOLOGY
Information Patent Application
Group III nitride compound semiconductor laser and manufacturing me...
- Publication number 20020150136
- Publication date Oct 17, 2002
- PIONEER CORPORATION
- Atsushi Watanabe
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Nitride semiconductor light emitting device and manufacturing metho...
- Publication number 20020084452
- Publication date Jul 4, 2002
- PIONEER CORPORATION
- Hiroyuki Ota
- H01 - BASIC ELECTRIC ELEMENTS

Hirokazu Takahashi

Person

Patents Grantslast 30 patents

Actuator using comb-tooth

Information memory apparatus using probe

Probe, recording apparatus, reproducing apparatus, and recording/re...

Probe, manufacturing method of the probe, recording apparatus, and...

Semiconductor light-emitting element and method of manufacturing th...

Semiconductor laser device and method of manufacturing the same

Semiconductor laser device and method of manufacturing the same

Group III nitride compound semiconductor laser and manufacturing me...

Nitride semiconductor light emitting device and manufacturing metho...

Nitride semiconductor light emitting device and manufacturing metho...

Process for producing a luminous element of group III nitride semi-...

Patents Applicationslast 30 patents

INFORMATION RECORDING/REPRODUCING DEVICE AND METHOD

ACTUATOR USING COMB-TOOTH

INFORMATION MEMORY APPARATUS USING PROBE

Probe, Recording Apparatus, Reproducing Apparatus, And Recording/Re...

Probe, Recording Apparatus, Reproducing Apparatus, and Recording/Re...

Probe Head Manufacturing Method

Probe, Manufacturing Method of the Probe, Recording Apparatus, and...

Group III nitride semiconductor light-emitting element and method o...

Semiconductor light-emitting element and method of manufacturingthe...

Recording/reproducing head, method of producing the same, recording...

Recording / reproducing head, recording / reproducing head array, m...

Recording/reproducing head, method of producing the same, and recor...

Semiconductor laser device and method of manufacturing the same

Semiconductor laser device and method of manufacturing the same

Nitride semiconductor device

Group III nitride compound semiconductor laser and manufacturing me...

Nitride semiconductor light emitting device and manufacturing metho...