Akira Okugaki

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Hyogo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Non-volatile semiconductor memory device having a back ground opera...
- Patent number 5,847,994
- Issue date Dec 8, 1998
- Mitsubishi Denki Kabushiki Kaisha
- Akiko Motoshima
- G11 - INFORMATION STORAGE
Information Patent Grant
Semiconductor device having a mask programmable memory and manufact...
- Patent number 5,811,862
- Issue date Sep 22, 1998
- Mitsubishi Denki Kabushiki Kaisha
- Akira Okugaki
- G11 - INFORMATION STORAGE
Information Patent Grant
Mask ROM device
- Patent number 5,600,171
- Issue date Feb 4, 1997
- Mitsubishi Denki Kabushiki Kaisha
- Hiroyasu Makihara
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Semiconductor memory device with error checking and correcting func...
- Patent number 5,450,424
- Issue date Sep 12, 1995
- Mitsubishi Denki Kabushiki Kaisha
- Akira Okugaki
- G06 - COMPUTING CALCULATING COUNTING