Masaaki Yasumoto

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Arithmetic circuit for calculating the absolute value of the differ...
- Patent number 4,849,921
- Issue date Jul 18, 1989
- NEC Corporation
- Masaaki Yasumoto
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Process of fabricating three-dimensional semiconductor device
- Patent number 4,612,083
- Issue date Sep 16, 1986
- NEC Corporation
- Masaaki Yasumoto
- H01 - BASIC ELECTRIC ELEMENTS