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Kiyoshi Iyama
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Himi, JP
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Patents Grants
last 30 patents
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Patent Grant
Piezoelectric electroacoustic transducer and manufacturing method o...
Patent number
6,912,288
Issue date
Jun 28, 2005
Murata Manufacturing Co., Ltd.
Mikio Nakashima
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method and apparatus for frequency control of piezoelectric components
Patent number
6,458,285
Issue date
Oct 1, 2002
Murata Manufacturing Co., Ltd.
Kiyoshi Iyama
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Piezoelectric resonator, method for adjusting frequency of piezoele...
Patent number
6,114,796
Issue date
Sep 5, 2000
Murata Manufacturing Co., Ltd.
Takashi Mizuguchi
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Piezoelectric resonator and method of adjusting resonant frequency...
Patent number
6,111,480
Issue date
Aug 29, 2000
Murata Manfacturing Co., Ltd.
Kiyoshi Iyama
H03 - BASIC ELECTRONIC CIRCUITRY
Patents Applications
last 30 patents
Information
Patent Application
Piezoelectric electroacoustic transducer and manufacturing method o...
Publication number
20030007651
Publication date
Jan 9, 2003
Murata Manufacturing Co., Ltd.
Mikio Nakashima
H04 - ELECTRIC COMMUNICATION TECHNIQUE