Yutaka Matsuoka

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Patents Grantslast 30 patents

Information Patent Grant
Pin photodiode with improved frequency response and saturation output
- Patent number 5,818,096
- Issue date Oct 6, 1998
- Nippon Telegraph and Telephone Corp.
- Tadao Ishibashi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Heterojunction bipolar transistor with crystal orientation
- Patent number 5,717,228
- Issue date Feb 10, 1998
- Nippon Telegraph & Telephone Corporation
- Yutaka Matsuoka
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Method for fabricating a heterojunction bipolar transistor
- Patent number 5,614,423
- Issue date Mar 25, 1997
- Nippon Telegraph & Telephone Corporation
- Yutaka Matsuoka
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Heterojunction bipolar transistor and integrated circuit device usi...
- Patent number 5,557,117
- Issue date Sep 17, 1996
- Nippon Telegraph & Telephone Corporation
- Yutaka Matsuoka
- H01 - BASIC ELECTRIC ELEMENTS