Seiichi Arai

Person

Osaka, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Piezoelectric thin-film resonator, piezoelectric filter, and electr...
- Patent number 7,276,994
- Issue date Oct 2, 2007
- Murata Manufacturing Co., Ltd.
- Masaki Takeuchi
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Semiconductor optical device and optoelectronic integrated circuit...
- Patent number 6,355,945
- Issue date Mar 12, 2002
- Murata Manufacturing Co., Ltd.
- Michio Kadota
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Antenna with nonradiative dielectric waveguide
- Patent number 6,008,771
- Issue date Dec 28, 1999
- Murata Manufacturing Co., Ltd.
- Nobuaki Tanaka
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Plural slot antenna fed with dielectric strip and dielectric resona...
- Patent number 5,883,601
- Issue date Mar 16, 1999
- Murata Manufacturing Co. Ltd.
- Nobuaki Tanaka
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
RF converter employing an SAW filter
- Patent number 4,788,590
- Issue date Nov 29, 1988
- Murata Mfg. Co., Ltd.
- Seiichi Arai
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Surface acoustic wave device
- Patent number 4,307,356
- Issue date Dec 22, 1981
- Murata Manufacturing Co., Inc.
- Seiichi Arai
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Electric circuit using surface acoustic wave device
- Patent number 4,297,660
- Issue date Oct 27, 1981
- Murata Manufacturing Co., Ltd.
- Hideharu Ieki
- H03 - BASIC ELECTRONIC CIRCUITRY

Patents Applicationslast 30 patents

Information Patent Application
Piezoelectric thin-film resonator, piezoelectric filter, and electr...
- Publication number 20050151600
- Publication date Jul 14, 2005
- Masaki Takeuchi
- H03 - BASIC ELECTRONIC CIRCUITRY

Seiichi Arai

Person

Patents Grantslast 30 patents

Piezoelectric thin-film resonator, piezoelectric filter, and electr...

Semiconductor optical device and optoelectronic integrated circuit...

Antenna with nonradiative dielectric waveguide

Plural slot antenna fed with dielectric strip and dielectric resona...

RF converter employing an SAW filter

Surface acoustic wave device

Electric circuit using surface acoustic wave device

Patents Applicationslast 30 patents

Piezoelectric thin-film resonator, piezoelectric filter, and electr...