IP Library › Granted Patent US 6,452,862
Granted Patent Utility
US 6,452,862 · Confirmation No. 7502

SEMICONDUCTOR MEMORY DEVICE HAVING HIERARCHICAL WORD LINE STRUCTURE

Inventor: Hiroshi Tomotani
Patented Case View Patent ↗ View Publication ↗
⬇ PDF
 Code Description Pages PDF
2001-10-19 TRNA Transmittal of New Application 2 View
2001-10-19 SPEC Specification 48 View
2001-10-19 CLM Claims 4 View
2001-10-19 ABST Abstract 1 View
2001-10-19 DRW Drawings-only black and white line drawings 13 View
2001-10-19 OATH Oath or Declaration filed 4 View
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Quick Facts
Patent No.
US 6,452,862
App. No.
09/981,981
Filed
2001-10-19
Granted
2002-09-17
Pub. No.
US20020048210A1
Art Unit
2818
PTA
-93 days