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Patents Grants
last 30 patents
Information
Patent Grant
Transistor and semiconductor device
Patent number
8,648,393
Issue date
Feb 11, 2014
National University Corporation Tohoku University
Tadahiro Ohmi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor device
Patent number
8,643,106
Issue date
Feb 4, 2014
National University Corporation Tohoku University
Tadahiro Ohmi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Multilayer wiring board
Patent number
8,633,395
Issue date
Jan 21, 2014
National University Corporation Tohoku University
Tadahiro Ohmi
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Contact formation method, semiconductor device manufacturing method...
Patent number
8,575,023
Issue date
Nov 5, 2013
National University Corporation Tohoku University
Tadahiro Ohmi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Vacuum tube and vacuum tube manufacturing apparatus and method
Patent number
8,502,450
Issue date
Aug 6, 2013
Foundation For Advancement of International Science
Tadahiro Ohmi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor device
Patent number
8,362,567
Issue date
Jan 29, 2013
National University Corporation Tohoku University
Tadahiro Ohmi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
MIS transistor and CMOS transistor
Patent number
8,314,449
Issue date
Nov 20, 2012
Foundation For Advancement Of International Science
Takefumi Nishimuta
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor device manufacturing method and method for reducing m...
Patent number
8,268,735
Issue date
Sep 18, 2012
Tohoku University
Tadahiro Ohmi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor device with Cu metal-base and manufacturing method th...
Patent number
8,227,912
Issue date
Jul 24, 2012
Foundation for Advancement of International Science
Tadahiro Ohmi
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Interlayer insulating film, interconnection structure, and methods...
Patent number
8,193,642
Issue date
Jun 5, 2012
Tohoku University
Tadahiro Ohmi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor device and method of manufacturing the same
Patent number
8,183,670
Issue date
May 22, 2012
Foundation fõr Advancement of International Science
Tadahiro Ohmi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Transistor and semiconductor device
Patent number
8,138,527
Issue date
Mar 20, 2012
National University Corporation Tohoku University
Tadahiro Ohmi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor device and multilayer wiring board
Patent number
7,977,796
Issue date
Jul 12, 2011
National University Corporation Tohoku University
Tadahiro Ohmi
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Plasma processing method and method for manufacturing an electronic...
Patent number
7,928,018
Issue date
Apr 19, 2011
Foundation for Advancement of International Science
Tadahiro Ohmi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor device
Patent number
7,898,033
Issue date
Mar 1, 2011
TOHOKU UNIVERSITY
Tadahiro Ohmi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Shower plate, plasma processing apparatus, and product manufacturin...
Patent number
7,879,182
Issue date
Feb 1, 2011
Foundation For Advancement of International Science
Tadahiro Ohmi
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Semiconductor device
Patent number
7,863,713
Issue date
Jan 4, 2011
TOHOKU UNIVERSITY
Tadahiro Ohmi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor device and method of producing the semiconductor device
Patent number
7,820,558
Issue date
Oct 26, 2010
TOHOKU UNIVERSITY
Tadahiro Ohmi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor device
Patent number
7,800,202
Issue date
Sep 21, 2010
TOHOKU UNIVERSITY
Tadahiro Ohmi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Chip element
Patent number
7,796,401
Issue date
Sep 14, 2010
Foundation For Advancement of International Science
Tadahiro Ohmi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Screw vacuum pump with male and female screw rotors having unequal...
Patent number
7,744,356
Issue date
Jun 29, 2010
Foundation fõr Advancement of International Science
Tadahiro Ohmi
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Grant
Method of forming a dielectic film that contains silicon, oxygen an...
Patent number
7,718,484
Issue date
May 18, 2010
Foundation fõr Advancement of International Science
Tadahiro Ohmi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Vaccum pump having shaft seal to prevent corrosion and to ensure sm...
Patent number
7,686,600
Issue date
Mar 30, 2010
Foundation for Advancement of International Science
Tadahiro Ohmi
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Grant
Method of manufacturing a semiconductor device and method of etchin...
Patent number
7,528,074
Issue date
May 5, 2009
Foundation for Advancement of International Science
Tadahiro Ohmi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Fluorescent lamp and method of manufacturing same
Patent number
7,501,764
Issue date
Mar 10, 2009
Foundation fõr Advancement of International Science
Tadahiro Ohmi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method for producing vegetable oil fuel
Patent number
7,497,939
Issue date
Mar 3, 2009
Foundation For Advancement of International Science
Masatoshi Matsumura
C11 - ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES FATTY ACIDS...
Information
Patent Grant
Semiconductor device, method for forming silicon oxide film, and ap...
Patent number
7,491,656
Issue date
Feb 17, 2009
Foundation for Advancement of International Science
Tadahiro Ohmi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Mask making method, mask making device, and mask drawing device
Patent number
7,474,383
Issue date
Jan 6, 2009
Tadahiro Ohmi
Tadahiro Ohmi
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Visible light-reflecting member
Patent number
7,331,695
Issue date
Feb 19, 2008
Foundation for Advancement of International Science
Tadahiro Ohmi
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Plasma method with high input power
Patent number
7,312,415
Issue date
Dec 25, 2007
Foundation for Advancement of International Science
Tadahiro Ohmi
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Patents Applications
last 30 patents
Information
Patent Application
VACUUM TUBE AND VACUUM TUBE MANUFACTURING APPARATUS AND METHOD
Publication number
20130307404
Publication date
Nov 21, 2013
FOUNDATION FOR ADVANCEMENT OF INTERNATIONAL SCIENCE
Tadahiro Ohmi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
SEMICONDUCTOR DEVICE AND MANUFACTURING METHOD THEREOF
Publication number
20120261802
Publication date
Oct 18, 2012
Foundation for Advancement of International Science
Tadahiro OHMI
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Application
SEMICONDUCTOR DEVICE AND METHOD OF MANUFACTURING THE SAME
Publication number
20120208375
Publication date
Aug 16, 2012
Foundation for Advancement of International Science
Tadahiro Ohmi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
TRANSISTOR AND SEMICONDUCTOR DEVICE
Publication number
20120146102
Publication date
Jun 14, 2012
Foundation for Advancement of International Science
Tadahiro Ohmi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
INTERLAYER INSULATING FILM, INTERCONNECTION STRUCTURE, AND METHODS...
Publication number
20110140276
Publication date
Jun 16, 2011
TOHOKU UNIVERSITY
TADAHIRO OHMI
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Semiconductor device
Publication number
20100059830
Publication date
Mar 11, 2010
National University Corporation Tohoku University
Tadahiro Ohmi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
MIS TRANSISTOR AND CMOS TRANSISTOR
Publication number
20100038722
Publication date
Feb 18, 2010
FOUNDATION FOR ADVANCEMENT OF INTERNATIONAL SCIENCE
Takefumi NISHIMUTA
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Transistor and semiconductor device
Publication number
20090309138
Publication date
Dec 17, 2009
National University Corporation Tohoku University
Tadahiro Ohmi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Semiconductor device and multilayer wiring board
Publication number
20090283901
Publication date
Nov 19, 2009
National University Corporation Tohoku University
Tadahiro Ohmi
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Application
Semiconductor device and method of manufacturing the semiconductor...
Publication number
20090267122
Publication date
Oct 29, 2009
National University Corporation Tohoku University
Tadahiro Ohmi
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
Semiconductor Device
Publication number
20090250755
Publication date
Oct 8, 2009
National University Corporation Tohoku University
Tadahiro Ohmi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Semiconductor Device
Publication number
20090166739
Publication date
Jul 2, 2009
TOHOKU UNIVERSITY
Tadahiro Ohmi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Semiconductor Device Manufacturing Method and Method for Reducing M...
Publication number
20090023231
Publication date
Jan 22, 2009
TOHOKU UNIVERSITY
Tadahiro Ohmi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Semiconductor Device
Publication number
20090001471
Publication date
Jan 1, 2009
TOHOKU UNIVERSITY
Tadahiro Ohmi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Plasma Processing Method and Method for Manufacturing an Electronic...
Publication number
20080268657
Publication date
Oct 30, 2008
Foundation for Advancement of International Science
Tadahiro Ohmi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Vacuum Apparatus
Publication number
20080206072
Publication date
Aug 28, 2008
Foundation for Advancement of International Science
Tadahiro Ohmi
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Application
Semiconductor device and method of producing the semiconductor device
Publication number
20080135954
Publication date
Jun 12, 2008
TOHOKU UNIVERSITY
Tadahiro Ohmi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Mechanical pump operating well for a long term and method of manufa...
Publication number
20080078503
Publication date
Apr 3, 2008
National University Corporation Tohoku University
Tadahiro OHMI
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
Chip Element
Publication number
20080049407
Publication date
Feb 28, 2008
Foundation for Advancement of International Science
Tadahiro Ohmi
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
Semiconductor Device and Manufacturing Method Thereof
Publication number
20070252243
Publication date
Nov 1, 2007
Foundation for Advancement of International Science
Tadahiro Ohmi
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Application
Vacuum Tube And Vacuum Tube Manufacturing Apparatus And Method
Publication number
20070210715
Publication date
Sep 13, 2007
Foundation for Advancement of International Science
Tadahiro Ohmi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Vacuum pump
Publication number
20070172376
Publication date
Jul 26, 2007
FOUNDATION FOR ADVANCEMENT OF INTERNATIONAL SCIENCE
Tadahiro Ohmi
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Application
Method of manufacturing a semiconductor device and method of etchin...
Publication number
20070167001
Publication date
Jul 19, 2007
Foundation for Advancement of International Science
Tadahiro Ohmi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Plasma processing apparatus
Publication number
20070163501
Publication date
Jul 19, 2007
Foundation for Advancement of International Science
Tadahiro Ohmi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Semiconductor device and method of manufacturing the same
Publication number
20070145535
Publication date
Jun 28, 2007
Foundation for Advancement of International Science
Tadahiro Ohmi
H01 - BASIC ELECTRIC ELEMENTS
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