Yuji Kumai

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Patents Grantslast 30 patents

Information Patent Grant
Information processing apparatus and method, and program storage me...
- Patent number 6,636,158
- Issue date Oct 21, 2003
- Sony Corporation
- Hiroyuki Bando
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Information recording and reproducing apparatus using light beam mo...
- Patent number 5,742,578
- Issue date Apr 21, 1998
- Sony Corporation
- Yuji Kumai
- G11 - INFORMATION STORAGE
Information Patent Grant
Apparatus and method for encoding audio and lighting control data o...
- Patent number 4,995,026
- Issue date Feb 19, 1991
- Sony Corporation
- Dai Makabe
- G10 - MUSICAL INSTRUMENTS ACOUSTICS