Norifumi Matsui

Follow

Person

Kyoto-shi, JP

People

Patents Applicationslast 30 patents

Information Patent Application
Resonator, filter, composite filter, transmitting and receving appa...
- Publication number 20030227349
- Publication date Dec 11, 2003
- Norifumi Matsui
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Low-temperature high-frequency amplifying apparatus and wireless ap...
- Publication number 20030179051
- Publication date Sep 25, 2003
- Jun Hattori
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Resonator, filter, duplexer, composite filter device, transmission-...
- Publication number 20030137362
- Publication date Jul 24, 2003
- Norifumi Matsui
- H01 - BASIC ELECTRIC ELEMENTS