Naoyuki Kigawa

Follow

Person

Shizuoka, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Electroacoustic transducer and electronic equipment using the same
- Patent number 6,011,856
- Issue date Jan 4, 2000
- Star Micronics Co., Ltd.
- Naoyuki Kigawa
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Electroacoustic transducer
- Patent number 5,953,437
- Issue date Sep 14, 1999
- Star Micronics Co., Ltd.
- Yoshio Imahori
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method of manufacturing electroacoustic transducer
- Patent number 5,737,824
- Issue date Apr 14, 1998
- Star Micronics Co., Ltd.
- Naoyuki Kigawa
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Audible signal for alarm units
- Patent number D375058
- Issue date Oct 29, 1996
- Star Micronics Co., Ltd.
- Takahiro Sone
- D10 - Measuring, testing, or signalling instruments
Information Patent Grant
Audible signal for alarm units
- Patent number D373966
- Issue date Sep 24, 1996
- Star Micronics Co., Ltd.
- Takahiro Sone
- D10 - Measuring, testing, or signalling instruments