Katsufumi Kondo

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Hamamatsu, JP

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Patents Grantslast 30 patents

Information Patent Grant
Flying spherical body measuring apparatus
- Patent number 5,481,355
- Issue date Jan 2, 1996
- Yamaha Corporation
- Kenzaburou Iijima
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Grant
Electric stringed musical instrument equipped with detector optical...
- Patent number 5,214,232
- Issue date May 25, 1993
- Yamaha Corporation
- Kenzaburo Iijima
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Video recording apparatus having control means provided therein for...
- Patent number 5,134,499
- Issue date Jul 28, 1992
- Yamaha Corporation
- Takeo Sata
- H04 - ELECTRIC COMMUNICATION TECHNIQUE