Keisaku Nakao

Follow

Person

Kyoto, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Semiconductor device and method for fabricating the same
- Patent number 6,809,000
- Issue date Oct 26, 2004
- Matsushita Electric Industrial Co., Ltd.
- Keisaku Nakao
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Method for providing a contact hole formed in an insulating film
- Patent number 6,498,094
- Issue date Dec 24, 2002
- Matsushita Electric Industrial Co., Ltd.
- Keisaku Nakao
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Semiconductor capacitive device having improved anti-diffusion prop...
- Patent number 6,239,462
- Issue date May 29, 2001
- Matsushita Electronics Corporation
- Keisaku Nakao
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
Semiconductor device and method for fabricating the same
- Publication number 20050045990
- Publication date Mar 3, 2005
- Matsushita Electronics Corporation
- Keisaku Nakao
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
SEMICONDUCTOR DEVICE AND METHOD FOR PROVIDING A CONTACT HOLE FORMED...
- Publication number 20010023129
- Publication date Sep 20, 2001
- KEISAKU NAKAO
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Semiconductor device and method for fabricating the same
- Publication number 20010020709
- Publication date Sep 13, 2001
- Matsushita Electronics Corporation
- Keisaku Nakao
- H01 - BASIC ELECTRIC ELEMENTS