Yumiko Yamashita

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Semiconductor device having metal alloy for electrodes
- Patent number 6,011,305
- Issue date Jan 4, 2000
- NEC Corporation
- Kouichi Suzuki
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Test method and apparatus for semiconductor element
- Patent number 5,990,698
- Issue date Nov 23, 1999
- NEC Corporation
- Kouichi Suzuki
- G01 - MEASURING TESTING