Katsuhiko Mitani

Person

Kodaira, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Plasma processing apparatus and plasma processing method
- Patent number 6,902,683
- Issue date Jun 7, 2005
- Hitachi, Ltd.
- Tetsunori Kaji
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Plasma processing system and plasma processing method
- Patent number 6,245,190
- Issue date Jun 12, 2001
- Hitachi, Ltd.
- Toshio Masuda
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Plasma processing apparatus and plasma processing method
- Patent number 6,197,151
- Issue date Mar 6, 2001
- Hitachi, Ltd.
- Tetsunori Kaji
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Plasma processing apparatus and plasma processing method
- Patent number 6,129,806
- Issue date Oct 10, 2000
- Hitachi, Ltd.
- Tetsunori Kaji
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Semiconductor device
- Patent number 5,668,402
- Issue date Sep 16, 1997
- Hitachi, Ltd.
- Kazuhiro Mochizuki
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Dry etching method
- Patent number 5,401,357
- Issue date Mar 28, 1995
- Hitachi, Ltd.
- Hidekazu Okuhira
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Semiconductor device having a heterojunction and a two dimensional...
- Patent number 5,381,027
- Issue date Jan 10, 1995
- Hitachi, Ltd.
- Toshiyuki Usagawa
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Hetero junction bipolar transistor with improved electrode wiring c...
- Patent number 5,296,733
- Issue date Mar 22, 1994
- Hitachi, Ltd.
- Chushiroh Kusano
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Semiconductor device having a two-dimensional electron gas as an ac...
- Patent number 5,258,631
- Issue date Nov 2, 1993
- Hitachi, Ltd.
- Toshiyuki Usagawa
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Method of manufacturing a heterojunction bipolar transistor
- Patent number 5,019,524
- Issue date May 28, 1991
- Hitachi, Ltd.
- Katsuhiko Mitani
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Method of fabricating semiconductor device using an Sb protection l...
- Patent number 5,017,517
- Issue date May 21, 1991
- Hitachi, Ltd.
- Kazuhiro Mochizuki
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Process for fabricating heterojunction bipolar transistors
- Patent number 4,983,532
- Issue date Jan 8, 1991
- Hitachi, Ltd.
- Katsuhiko Mitani
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Heterojunction bipolar transistor
- Patent number 4,979,009
- Issue date Dec 18, 1990
- Hitachi, Ltd.
- Chushiro Kusano
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
Plasma processing apparatus and plasma processing method
- Publication number 20060144518
- Publication date Jul 6, 2006
- Tetsunori Kaji
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Plasma processing apparatus
- Publication number 20050082006
- Publication date Apr 21, 2005
- Tetsunori Kaji
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Plasma processing apparatus
- Publication number 20040178180
- Publication date Sep 16, 2004
- Tetsunori Kaji
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Plasma processing apparatus and plasma processing method
- Publication number 20020069971
- Publication date Jun 13, 2002
- Tetsunori Kaji
- H01 - BASIC ELECTRIC ELEMENTS

Katsuhiko Mitani

Person

Patents Grantslast 30 patents

Plasma processing apparatus and plasma processing method

Plasma processing system and plasma processing method

Plasma processing apparatus and plasma processing method

Plasma processing apparatus and plasma processing method

Semiconductor device

Dry etching method

Semiconductor device having a heterojunction and a two dimensional...

Hetero junction bipolar transistor with improved electrode wiring c...

Semiconductor device having a two-dimensional electron gas as an ac...

Method of manufacturing a heterojunction bipolar transistor

Method of fabricating semiconductor device using an Sb protection l...

Process for fabricating heterojunction bipolar transistors

Heterojunction bipolar transistor

Patents Applicationslast 30 patents

Plasma processing apparatus and plasma processing method

Plasma processing apparatus

Plasma processing apparatus

Plasma processing apparatus and plasma processing method