Hirokazu Ishigouoka

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Printing device
- Patent number 6,190,066
- Issue date Feb 20, 2001
- Mitsubishi Denki Kabushiki Kaisha
- Hirokazu Ishigouoka
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Printing device
- Patent number 6,146,035
- Issue date Nov 14, 2000
- Mitsubishi Denki Kabushiki Kaisha
- Hirokazu Ishigouoka
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS