Tsukasa Hagura

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Semiconductor device
- Patent number 6,717,878
- Issue date Apr 6, 2004
- Renesas Technology Corp.
- Tsukasa Hagura
- G11 - INFORMATION STORAGE
Information Patent Grant
Semiconductor memory device equipped with refresh timing signal gen...
- Patent number 6,693,838
- Issue date Feb 17, 2004
- Renesas Technology Corp.
- Tsukasa Hagura
- G11 - INFORMATION STORAGE
Information Patent Grant
Semiconductor circuit device having internal power supply circuit
- Patent number 6,140,862
- Issue date Oct 31, 2000
- Mitsubishi Denki Kabushiki Kaisha
- Tsukasa Hagura
- G05 - CONTROLLING REGULATING
Information Patent Grant
Semiconductor memory device and operating method
- Patent number 5,341,340
- Issue date Aug 23, 1994
- Mitsubishi Denki Kabushiki Kaisha
- Tsukasa Hagura
- G11 - INFORMATION STORAGE

Patents Applicationslast 30 patents

Information Patent Application
SEMICONDUCTOR MEMORY DEVICE EQUIPPED WITH REFRESH TIMING SIGNAL GEN...
- Publication number 20030198117
- Publication date Oct 23, 2003
- Mitsubishi Denki Kabushiki Kaisha
- Tsukasa Hagura
- G11 - INFORMATION STORAGE
Information Patent Application
Semiconductor device
- Publication number 20030185031
- Publication date Oct 2, 2003
- Mitsubishi Denki Kabushiki Kaisha
- Tsukasa Hagura
- G11 - INFORMATION STORAGE