Hiroki Koga

Person

Kanagawa, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Input device, and input diagnosing method
- Patent number 11,448,699
- Issue date Sep 20, 2022
- Mitsubishi Electric Corporation
- Hiroki Koga
- G01 - MEASURING TESTING
Information Patent Grant
Semiconductor device and method of manufacturing the same
- Patent number 7,709,366
- Issue date May 4, 2010
- Elpida Memory, Inc.
- Hiroki Koga
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Self-refresh control circuit for detecting current flowing from cur...
- Patent number 7,646,661
- Issue date Jan 12, 2010
- NEC Electronics Corporation
- Hiroki Koga
- G11 - INFORMATION STORAGE
Information Patent Grant
Semiconductor device with double sidewall spacer and layered contact
- Patent number 6,914,309
- Issue date Jul 5, 2005
- NEC Corporation
- Hiroki Koga
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Semiconductor device including an insulated gate field effect trans...
- Patent number 6,649,500
- Issue date Nov 18, 2003
- NEC Corporation
- Hiroki Koga
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Method for manufacturing non-volatile semiconductor memory device
- Patent number 6,593,186
- Issue date Jul 15, 2003
- NEC Electronics Corporation
- Takuya Kitamura
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Semiconductor device having a selectively-grown contact pad
- Patent number 6,313,494
- Issue date Nov 6, 2001
- NEC Corporation
- Hiroki Koga
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Semiconductor device and method for manufacturing same
- Patent number 6,235,575
- Issue date May 22, 2001
- NEC Corporation
- Naoki Kasai
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Output buffer circuit
- Patent number 6,236,248
- Issue date May 22, 2001
- NEC Corporation
- Hiroki Koga
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
MOS semiconductor device and method of manufacturing the same
- Patent number 6,190,987
- Issue date Feb 20, 2001
- NEC Corporation
- Naoki Kasai
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Method for manufacturing semiconductor device
- Patent number 6,177,331
- Issue date Jan 23, 2001
- NEC Corporation
- Hiroki Koga
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
MOS semiconductor device and method of manufacturing the same
- Patent number 5,912,509
- Issue date Jun 15, 1999
- NEC Corporation
- Naoki Kasai
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Small-sized multi-valued semiconductor memory device with coupled c...
- Patent number 5,856,938
- Issue date Jan 5, 1999
- NEC Corporation
- Naoki Kasai
- G11 - INFORMATION STORAGE
Information Patent Grant
Semiconductor device with buried wiring layer and fabrication proce...
- Patent number 5,796,167
- Issue date Aug 18, 1998
- NEC Corporation
- Hiroki Koga
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Method of manufacturing semiconductor memory device having a capacitor
- Patent number 5,792,691
- Issue date Aug 11, 1998
- NEC Corporation
- Hiroki Koga
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Method for fabricating semiconductor memory device having a capacitor
- Patent number 5,661,065
- Issue date Aug 26, 1997
- NEC Corporation
- Hiroki Koga
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Semiconductor memory device
- Patent number 5,627,400
- Issue date May 6, 1997
- NEC Corporation
- Hiroki Koga
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Method of producing semiconductor integrated circuit device having...
- Patent number 5,491,108
- Issue date Feb 13, 1996
- NEC Corporation
- Mieko Suzuki
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Nonvolatile semiconductor memory device having parallel write and r...
- Patent number 5,355,334
- Issue date Oct 11, 1994
- NEC Corporation
- Hiroki Koga
- G11 - INFORMATION STORAGE

Patents Applicationslast 30 patents

Information Patent Application
SEMICONDUCTOR DEVICE
- Publication number 20230409843
- Publication date Dec 21, 2023
- SONY GROUP CORPORATION
- Hiroshi Yoshida
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
SEMICONDUCTOR DEVICE
- Publication number 20230402119
- Publication date Dec 14, 2023
- SONY GROUP CORPORATION
- HIROSHI YOSHIDA
- G11 - INFORMATION STORAGE
Information Patent Application
INPUT DEVICE, AND INPUT DIAGNOSING METHOD
- Publication number 20220146577
- Publication date May 12, 2022
- Mitsubishi Electric Corporation
- Hiroki KOGA
- G01 - MEASURING TESTING
Information Patent Application
SEMICONDUCTOR DEVICE AND METHOD OF MANUFACTURING THE SAME
- Publication number 20100200925
- Publication date Aug 12, 2010
- Elpida Memory, Inc.
- Hiroki Koga
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Self-refresh control circuit for detecting current flowing from cur...
- Publication number 20080212380
- Publication date Sep 4, 2008
- NEC Electronics Corporation
- Hiroki Koga
- G11 - INFORMATION STORAGE
Information Patent Application
Semiconductor device and method of manufacturing the same
- Publication number 20050196944
- Publication date Sep 8, 2005
- Hiroki Koga
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Semiconductor device including an insulated gate field effect trans...
- Publication number 20040067628
- Publication date Apr 8, 2004
- Hiroki Koga
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Semiconductor device and method of manufacturing the same
- Publication number 20030052375
- Publication date Mar 20, 2003
- Hiroki Koga
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Semiconductor device and method of manufacturing the same
- Publication number 20020079492
- Publication date Jun 27, 2002
- Hiroki Koga
- H01 - BASIC ELECTRIC ELEMENTS

Hiroki Koga

Person

Patents Grantslast 30 patents

Input device, and input diagnosing method

Semiconductor device and method of manufacturing the same

Self-refresh control circuit for detecting current flowing from cur...

Semiconductor device with double sidewall spacer and layered contact

Semiconductor device including an insulated gate field effect trans...

Method for manufacturing non-volatile semiconductor memory device

Semiconductor device having a selectively-grown contact pad

Semiconductor device and method for manufacturing same

Output buffer circuit

MOS semiconductor device and method of manufacturing the same

Method for manufacturing semiconductor device

MOS semiconductor device and method of manufacturing the same

Small-sized multi-valued semiconductor memory device with coupled c...

Semiconductor device with buried wiring layer and fabrication proce...

Method of manufacturing semiconductor memory device having a capacitor

Method for fabricating semiconductor memory device having a capacitor

Semiconductor memory device

Method of producing semiconductor integrated circuit device having...

Nonvolatile semiconductor memory device having parallel write and r...

Patents Applicationslast 30 patents

SEMICONDUCTOR DEVICE

SEMICONDUCTOR DEVICE

INPUT DEVICE, AND INPUT DIAGNOSING METHOD

SEMICONDUCTOR DEVICE AND METHOD OF MANUFACTURING THE SAME

Self-refresh control circuit for detecting current flowing from cur...

Semiconductor device and method of manufacturing the same

Semiconductor device including an insulated gate field effect trans...

Semiconductor device and method of manufacturing the same

Semiconductor device and method of manufacturing the same