Yukinaga Koike

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Nagano, JP

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Patents Grantslast 30 patents

Information Patent Grant
Audio FM transmitter
- Patent number 9,602,053
- Issue date Mar 21, 2017
- Circuit Design, Inc.
- Yukinaga Koike
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Wireless microphone apparatus and transmitter device for a wireless...
- Patent number 6,778,814
- Issue date Aug 17, 2004
- Circuit Design, Inc.
- Yukinaga Koike
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Wireless microphone
- Patent number D449041
- Issue date Oct 9, 2001
- Circuit Design, Inc.
- Yukinaga Koike
- D14 - Recording, communication, or information retrieval equipment
Information Patent Grant
Wireless microphone use UHF band carrier FM transmitter
- Patent number 6,246,864
- Issue date Jun 12, 2001
- Circuit Design, Inc.
- Yukinaga Koike
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Wireless transmitter for microphone
- Patent number D442932
- Issue date May 29, 2001
- Circuit Design, Inc.
- Yukinaga Koike
- D14 - Recording, communication, or information retrieval equipment
Information Patent Grant
Diversity receiver with switching noise reduction
- Patent number 5,465,411
- Issue date Nov 7, 1995
- Nisshin Onpa Co., Ltd.
- Yukinaga Koike
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
AUDIO FM TRANSMITTER
- Publication number 20150281841
- Publication date Oct 1, 2015
- CIRCUIT DESIGN, INC.
- YUKINAGA KOIKE
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
FM transmitter device
- Publication number 20080176524
- Publication date Jul 24, 2008
- CIRCUIT DESIGN INC.
- Yukinaga Koike
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Wireless microphone apparatus and transmitter device for a wireless...
- Publication number 20010034214
- Publication date Oct 25, 2001
- Circuit Design, Inc.
- Yukinaga Koike
- H04 - ELECTRIC COMMUNICATION TECHNIQUE