Yasunori Hiroshima

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Apparatus for manufacturing a printed circuit board
- Patent number 5,590,455
- Issue date Jan 7, 1997
- Pioneer Electronic Corporation
- Taku Kato
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Printed circuit board working machine
- Patent number 5,462,512
- Issue date Oct 31, 1995
- Pioneer Electronic Corporation
- Yasunori Hiroshima
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Liquid crystal projector and method of projecting image
- Patent number 5,357,288
- Issue date Oct 18, 1994
- Pioneer Electronic Corporation
- Yasunori Hiroshima
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Projection apparatus for projection television receiver
- Patent number 4,904,054
- Issue date Feb 27, 1990
- Pioneer Electronic Corporation
- Yasunori Hiroshima
- H01 - BASIC ELECTRIC ELEMENTS