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Masao Tsujimoto
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Miyazaki, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Semiconductor device and semiconductor wafer
Patent number
11,876,055
Issue date
Jan 16, 2024
Lapis Semiconductor Co., Ltd.
Kenichi Furuta
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor device having super junction structure with varying w...
Patent number
11,456,378
Issue date
Sep 27, 2022
Lapis Semiconductor Co., Ltd.
Toshiyuki Orita
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor memory device and manufacturing method for semiconduc...
Patent number
7,776,691
Issue date
Aug 17, 2010
Oki Semiconductor Co., Ltd.
Takaharu Nakamura
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor memory device and manufacturing method for semiconduc...
Patent number
7,462,896
Issue date
Dec 9, 2008
Oki Electric Industry Co., Ltd.
Takaharu Nakamura
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method of evaluating a tunnel insulating film
Patent number
6,054,351
Issue date
Apr 25, 2000
Oki Electric Industry Co., Ltd.
Yasushi Sato
H01 - BASIC ELECTRIC ELEMENTS
Patents Applications
last 30 patents
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Patent Application
SEMICONDUCTOR DEVICE AND SEMICONDUCTOR WAFER
Publication number
20220130772
Publication date
Apr 28, 2022
LAPIS Semiconductor Co., Ltd.
Kenichi FURUTA
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
SEMICONDUCTOR DEVICE AND MANUFACTURING METHOD OF SEMICONDUCTOR DEVICE
Publication number
20190189800
Publication date
Jun 20, 2019
LAPIS SEMICONDUCTOR CO., LTD.
Toshiyuki Orita
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Semiconductor memory device and manufacturing method for semiconduc...
Publication number
20090053868
Publication date
Feb 26, 2009
Oki Electric Industry Co., Ltd.
Takaharu Nakamura
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Semiconductor memory device and manufacturing method for semiconduc...
Publication number
20070023824
Publication date
Feb 1, 2007
Takaharu Nakamura
H01 - BASIC ELECTRIC ELEMENTS