Shinji Koyano

Follow

Person

Saitama, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Speaker system for use in an automobile vehicle
- Patent number 5,966,453
- Issue date Oct 12, 1999
- Pioneer Electronic Corporation
- Shinji Koyano
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Surroundless loudspeaker
- Patent number 5,848,173
- Issue date Dec 8, 1998
- Pioneer Electronic Corporation
- Yoko Sato
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Speaker system including phase shift such that the composite sound...
- Patent number 5,828,763
- Issue date Oct 27, 1998
- Pioneer Electronic Corporation
- Shinji Koyano
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Speaker system
- Patent number 5,590,208
- Issue date Dec 31, 1996
- Pioneer Electronic Corporation
- Shinji Koyano
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
Speaker system
- Publication number 20010003541
- Publication date Jun 14, 2001
- Shinji Koyano
- H04 - ELECTRIC COMMUNICATION TECHNIQUE