Mitsuyoshi Ohya

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Osaka, JP

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Patents Grantslast 30 patents

Information Patent Grant
IC card and data processing method therefor
- Patent number 7,017,825
- Issue date Mar 28, 2006
- Matsushita Electric Industrial Co., Ltd.
- Mitsuyoshi Ohya
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
IC card and OS activation method for the same
- Patent number 7,011,252
- Issue date Mar 14, 2006
- Matsushita Electric Industrial Co., Ltd.
- Mitsuyoshi Ohya
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Semiconductor device
- Patent number 6,838,891
- Issue date Jan 4, 2005
- Matsushita Electric Industrial Co., Ltd.
- Mitsuyoshi Ohya
- G01 - MEASURING TESTING

Patents Applicationslast 30 patents

Information Patent Application
IC card and OS activation method for the same
- Publication number 20040200903
- Publication date Oct 14, 2004
- MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD.
- Mitsuyoshi Ohya
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Semiconductor integrated circuit and data carrier with said integra...
- Publication number 20030145216
- Publication date Jul 31, 2003
- Matsushita Elec. Ind. Co., Ltd.
- George Nakane
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
IC card and data processing method therefor
- Publication number 20030106942
- Publication date Jun 12, 2003
- MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD.
- Mitsuyoshi Ohya
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Semiconductor device
- Publication number 20020145440
- Publication date Oct 10, 2002
- Matsushita Electric Industrial Co., Ltd.
- Mitsuyoshi Ohya
- G01 - MEASURING TESTING