Yoshio Kawakami

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Yokohama, JP

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Patents Grantslast 30 patents

Information Patent Grant
Microwave apparatus having coaxial waveguide partitioned by vacuum-...
- Patent number 4,734,666
- Issue date Mar 29, 1988
- Kabushiki Kaisha Toshiba
- Keiji Ohya
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
Method for safely concluding network service contract
- Publication number 20040088354
- Publication date May 6, 2004
- Hitachi Electronic Service Co. Ltd.
- Kazuya Niisaka
- G06 - COMPUTING CALCULATING COUNTING