Naohiro Momma

Person

Tokyo, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Semiconductor pressure sensor and pressure sensing device
- Patent number 6,892,582
- Issue date May 17, 2005
- Hitachi, Ltd.
- Shinya Satou
- B81 - MICRO-STRUCTURAL TECHNOLOGY
Information Patent Grant
Water cooled inverter
- Patent number 6,661,659
- Issue date Dec 9, 2003
- Hitachi, Ltd.
- Akihiro Tamba
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Water cooled inverter
- Patent number 6,621,701
- Issue date Sep 16, 2003
- Hitachi, Ltd.
- Akihiro Tamba
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Semiconductor module
- Patent number 6,353,258
- Issue date Mar 5, 2002
- Hitachi, Ltd.
- Hirokazu Inoue
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Power semiconductor device
- Patent number 5,883,403
- Issue date Mar 16, 1999
- Hitachi, Ltd.
- Katsumi Ishikawa
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Semiconductor device having semiconductor elements formed in a retr...
- Patent number 5,726,488
- Issue date Mar 10, 1998
- Hitachi, Ltd.
- Atsuo Watanabe
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Apparatus for plasma treatment using electron cyclotron resonance
- Patent number 5,433,788
- Issue date Jul 18, 1995
- Hitachi, Ltd.
- Yasuhiro Mochizuki
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Thin film semiconductor device having inverted stagger structure, a...
- Patent number 5,294,811
- Issue date Mar 15, 1994
- Hitachi, Ltd.
- Takashi Aoyama
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Complementary semiconductor device
- Patent number RE34158
- Issue date Jan 12, 1993
- Hitachi, Ltd.
- Atsuo Watanabe
- 257 - Active solid-state devices
Information Patent Grant
Laminar structure comprising organic material and inorganic material
- Patent number 5,084,355
- Issue date Jan 28, 1992
- Hitachi, Ltd.
- Shigeru Takahashi
- G11 - INFORMATION STORAGE
Information Patent Grant
Semiconductor device
- Patent number 4,963,973
- Issue date Oct 16, 1990
- Hitachi, Ltd.
- Atsuo Watanabe
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Semiconductor device
- Patent number 4,956,693
- Issue date Sep 11, 1990
- Hitachi, Ltd.
- Yasuo Sawahata
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Stacked MOS transistor flip-flop memory cell
- Patent number 4,894,801
- Issue date Jan 16, 1990
- Hitachi, Ltd.
- Ryuichi Saito
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Process for producing ultra-pure water and process for using said u...
- Patent number 4,879,041
- Issue date Nov 7, 1989
- Hitachi, Ltd.
- Hideaki Kurokawa
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Plasma operation apparatus
- Patent number 4,876,983
- Issue date Oct 31, 1989
- Hitachi, Ltd.
- Takuya Fukuda
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Complementary semiconductor device
- Patent number 4,862,240
- Issue date Aug 29, 1989
- Hitachi, Ltd.
- Atsuo Watanabe
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Semiconductor device
- Patent number 4,794,445
- Issue date Dec 27, 1988
- Hitachi, Ltd.
- Hideo Homma
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Thin film FET doped with diffusion inhibitor
- Patent number 4,772,927
- Issue date Sep 20, 1988
- Hitachi, Ltd.
- Ryuichi Saito
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Method of fabricating bipolar transistors and insulated gate field...
- Patent number 4,735,916
- Issue date Apr 5, 1988
- Hitachi, Ltd.
- Hideo Homma
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
High voltage thyristor with optimized doping, thickness, and sheet...
- Patent number 4,682,199
- Issue date Jul 21, 1987
- Hitachi, Ltd.
- Tsutomu Yatsuo
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Diffusion of impurities into semiconductor using semi-closed inner...
- Patent number 4,415,385
- Issue date Nov 15, 1983
- Hitachi, Ltd.
- Osamu Saito
- C30 - CRYSTAL GROWTH
Information Patent Grant
Semiconductor element capable of withstanding high voltage
- Patent number 4,402,001
- Issue date Aug 30, 1983
- Hitachi, Ltd.
- Naohiro Momma
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Process for diffusion of aluminum into a semiconductor
- Patent number 4,266,990
- Issue date May 12, 1981
- Hitachi, Ltd.
- Naohiro Momma
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
Semiconductor pressure sensor and pressure sensing device
- Publication number 20050132814
- Publication date Jun 23, 2005
- Hitachi, Ltd
- Shinya Satou
- B81 - MICRO-STRUCTURAL TECHNOLOGY
Information Patent Application
Water cooled inverter
- Publication number 20030067749
- Publication date Apr 10, 2003
- Hitachi, Ltd.
- Akihiro Tamba
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Water cooled inverter
- Publication number 20030067748
- Publication date Apr 10, 2003
- HITACHI LTD.
- Akihiro Tamba
- H01 - BASIC ELECTRIC ELEMENTS

Naohiro Momma

Person

Patents Grantslast 30 patents

Semiconductor pressure sensor and pressure sensing device

Water cooled inverter

Water cooled inverter

Semiconductor module

Power semiconductor device

Semiconductor device having semiconductor elements formed in a retr...

Apparatus for plasma treatment using electron cyclotron resonance

Thin film semiconductor device having inverted stagger structure, a...

Complementary semiconductor device

Laminar structure comprising organic material and inorganic material

Semiconductor device

Semiconductor device

Stacked MOS transistor flip-flop memory cell

Process for producing ultra-pure water and process for using said u...

Plasma operation apparatus

Complementary semiconductor device

Semiconductor device

Thin film FET doped with diffusion inhibitor

Method of fabricating bipolar transistors and insulated gate field...

High voltage thyristor with optimized doping, thickness, and sheet...

Diffusion of impurities into semiconductor using semi-closed inner...

Semiconductor element capable of withstanding high voltage

Process for diffusion of aluminum into a semiconductor

Patents Applicationslast 30 patents

Semiconductor pressure sensor and pressure sensing device

Water cooled inverter

Water cooled inverter