Itaru Koyama

Person

Kanagawa, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Electronic device and its manufacturing method
- Patent number 6,756,670
- Issue date Jun 29, 2004
- Semiconductor Energy Laboratory Co., Ltd.
- Shunpei Yamazaki
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Electronic device including a densified region
- Patent number 6,191,492
- Issue date Feb 20, 2001
- Semiconductor Energy Laboratory Co., Ltd.
- Shunpei Yamazaki
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Method of making thin film transistor with anodic oxidation
- Patent number 5,972,742
- Issue date Oct 26, 1999
- Semiconductor Energy Laboratory Co., Ltd.
- Hongyong Zhang
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Electric circuit and method for forming the same
- Patent number 5,677,559
- Issue date Oct 14, 1997
- Semiconductor Energy Laboratory Co., Ltd.
- Hongyong Zhang
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Method of patterning aluminum containing group IIIb Element
- Patent number 5,580,800
- Issue date Dec 3, 1996
- Semiconductor Energy Laboratory Co., Ltd.
- Hongyong Zhang
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Method of forming electric circuit using anodic oxidation
- Patent number 5,576,225
- Issue date Nov 19, 1996
- Semiconductor Energy Laboratory Co., Ltd.
- Hongyong Zhang
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Electric device utilizing antioxidation film between base pad for s...
- Patent number 5,192,995
- Issue date Mar 9, 1993
- Semiconductor Energy Laboratory Co., Ltd.
- Shunepi Yamazaki
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Plasma processing method for improving a package of a semiconductor...
- Patent number 5,147,822
- Issue date Sep 15, 1992
- Semiconductor Energy Laboratory Co., Ltd.
- Shunpei Yamazaki
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Electric device having a leadframe covered with an antioxidation film
- Patent number 5,121,187
- Issue date Jun 9, 1992
- Semiconductor Energy Laboratory Co., Ltd.
- Shunpei Yamazaki
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Method of manufacturing a semiconductor using plasma processing
- Patent number 5,013,688
- Issue date May 7, 1991
- Semiconductor Energy Laboratory Co., Ltd.
- Shunepi Yamazaki
- H01 - BASIC ELECTRIC ELEMENTS

Itaru Koyama

Person

Patents Grantslast 30 patents

Electronic device and its manufacturing method

Electronic device including a densified region

Method of making thin film transistor with anodic oxidation

Electric circuit and method for forming the same

Method of patterning aluminum containing group IIIb Element

Method of forming electric circuit using anodic oxidation

Electric device utilizing antioxidation film between base pad for s...

Plasma processing method for improving a package of a semiconductor...

Electric device having a leadframe covered with an antioxidation film

Method of manufacturing a semiconductor using plasma processing