Koyata Takahashi

Person

Kanagawa-ken, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Gallium nitride sintered body or gallium nitride molded article, an...
- Patent number 11,168,393
- Issue date Nov 9, 2021
- Tosoh Corporation
- Masami Mesuda
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Gallium nitride sintered body or gallium nitride molded article, an...
- Patent number 10,174,419
- Issue date Jan 8, 2019
- Tosoh Corporation
- Masami Mesuda
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Ceramic beads with smooth surfaces and process for producing the same
- Patent number 8,637,154
- Issue date Jan 28, 2014
- Tosoh Corporation
- Masanori Kohgo
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Component for vacuum apparatus, production method thereof and appar...
- Patent number 7,531,232
- Issue date May 12, 2009
- Tosoh Corporation
- Koyata Takahashi
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Corrosion-resistant member and process of producing the same
- Patent number 7,504,164
- Issue date Mar 17, 2009
- Tosoh Corporation
- Masanori Abe
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Island projection-modified part, method for producing the same, and...
- Patent number 7,338,699
- Issue date Mar 4, 2008
- Tosoh Corporation
- Koyata Takahashi
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Quartz glass thermal sprayed parts and method for producing the same
- Patent number 7,081,290
- Issue date Jul 25, 2006
- Tosoh Corporation
- Koyata Takahashi
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Quartz glass parts, ceramic parts and process of producing those
- Patent number 6,902,814
- Issue date Jun 7, 2005
- Tosoh Corporation
- Koyata Takahashi
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Near field optical recording medium
- Patent number 6,804,189
- Issue date Oct 12, 2004
- Tosoh Corporation
- Toshio Inase
- G11 - INFORMATION STORAGE
Information Patent Grant
Magneto-optical recording medium
- Patent number 6,802,073
- Issue date Oct 5, 2004
- Tosoh Corporation
- Koyata Takahashi
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical recording medium having address pits in the header region c...
- Patent number 6,798,734
- Issue date Sep 28, 2004
- Tosoh Corporation
- Tatsuo Kawasaki
- G11 - INFORMATION STORAGE
Information Patent Grant
Surface-side reproduction type optical recording medium
- Patent number 6,506,469
- Issue date Jan 14, 2003
- Tosoh Corporation
- Koyata Takahashi
- G11 - INFORMATION STORAGE
Information Patent Grant
Magneto-optical recording medium having a reading layer in which tr...
- Patent number 6,118,736
- Issue date Sep 12, 2000
- Tosoh Corporation
- Koyata Takahashi
- G11 - INFORMATION STORAGE

Patents Applicationslast 30 patents

Information Patent Application
GALLIUM NITRIDE SINTERED BODY OR GALLIUM NITRIDE MOLDED ARTICLE, AN...
- Publication number 20190106784
- Publication date Apr 11, 2019
- TOSOH CORPORATION
- Masami MESUDA
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
GALLIUM NITRIDE SINTERED BODY OR GALLIUM NITRIDE MOLDED ARTICLE, AN...
- Publication number 20130273346
- Publication date Oct 17, 2013
- TOSOH CORPORATION
- Masami Mesuda
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
CERAMIC BEADS WITH SMOOTH SURFACES AND PROCESS FOR PRODUCING THE SAME
- Publication number 20110244239
- Publication date Oct 6, 2011
- TOSOH CORPORATION
- Masanori Kohgo
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
CORROSION-RESISTANT MEMBER AND PROCESS OF PRODUCING THE SAME
- Publication number 20090053533
- Publication date Feb 26, 2009
- TOSOH CORPORATION
- Masanori Abe
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
Corrosion-resistant member and method forproducing same
- Publication number 20060019103
- Publication date Jan 26, 2006
- Masanori Abe
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
Corrosion-resistant member and process of producing the same
- Publication number 20050214580
- Publication date Sep 29, 2005
- TOSOH CORPORATION
- Masanori Abe
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
Component for vacuum apparatus, production method thereof and appar...
- Publication number 20050084654
- Publication date Apr 21, 2005
- TOSOH CORPORATION
- Koyata Takahashi
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
Magneto-optical recording medium
- Publication number 20040257920
- Publication date Dec 23, 2004
- TOSOH CORPORATION
- Koyata Takahashi
- G11 - INFORMATION STORAGE
Information Patent Application
Island projection-modified part, method for producing the same, and...
- Publication number 20040086689
- Publication date May 6, 2004
- TOSOH CORPORATION
- Koyata Takahashi
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
Quartz glass thermal sprayed parts and method for producing the same
- Publication number 20040018361
- Publication date Jan 29, 2004
- TOSOH QUARTZ CORPORATION
- Koyata Takahashi
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
Quartz glass parts, ceramic parts and process of producing those
- Publication number 20030091835
- Publication date May 15, 2003
- TOSOH CORPORATION
- Koyata Takahashi
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
Surface-side reproducing type optical recording medium
- Publication number 20020054974
- Publication date May 9, 2002
- TOSOH CORPORATION
- Koyata Takahashi
- B82 - NANO-TECHNOLOGY
Information Patent Application
Near field optical recording medium
- Publication number 20020054561
- Publication date May 9, 2002
- Toshio Inase
- G11 - INFORMATION STORAGE

Koyata Takahashi

Person

Patents Grantslast 30 patents

Gallium nitride sintered body or gallium nitride molded article, an...

Gallium nitride sintered body or gallium nitride molded article, an...

Ceramic beads with smooth surfaces and process for producing the same

Component for vacuum apparatus, production method thereof and appar...

Corrosion-resistant member and process of producing the same

Island projection-modified part, method for producing the same, and...

Quartz glass thermal sprayed parts and method for producing the same

Quartz glass parts, ceramic parts and process of producing those

Near field optical recording medium

Magneto-optical recording medium

Optical recording medium having address pits in the header region c...

Surface-side reproduction type optical recording medium

Magneto-optical recording medium having a reading layer in which tr...

Patents Applicationslast 30 patents

GALLIUM NITRIDE SINTERED BODY OR GALLIUM NITRIDE MOLDED ARTICLE, AN...

GALLIUM NITRIDE SINTERED BODY OR GALLIUM NITRIDE MOLDED ARTICLE, AN...

CERAMIC BEADS WITH SMOOTH SURFACES AND PROCESS FOR PRODUCING THE SAME

CORROSION-RESISTANT MEMBER AND PROCESS OF PRODUCING THE SAME

Corrosion-resistant member and method forproducing same

Corrosion-resistant member and process of producing the same

Component for vacuum apparatus, production method thereof and appar...

Magneto-optical recording medium

Island projection-modified part, method for producing the same, and...

Quartz glass thermal sprayed parts and method for producing the same

Quartz glass parts, ceramic parts and process of producing those

Surface-side reproducing type optical recording medium

Near field optical recording medium