Itaru Nagai

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Patents Grantslast 30 patents

Information Patent Grant
Rectangular at-cut quartz element, quartz resonator, quartz resonat...
- Patent number 6,469,423
- Issue date Oct 22, 2002
- Seiko Epson Corporation
- Itaru Nagai
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Crystal display processing method and crystal wafer manufacturing m...
- Patent number 6,063,301
- Issue date May 16, 2000
- Seiko Epson Corporation
- Kazunori Kiwada
- C30 - CRYSTAL GROWTH

Patents Applicationslast 30 patents

Information Patent Application
RECTANGULAR AT-CUT QUARTZ ELEMENT, QUARTZ RESONATOR, QUARTZ RESONAT...
- Publication number 20020047503
- Publication date Apr 25, 2002
- ITARU NAGAI
- H03 - BASIC ELECTRONIC CIRCUITRY