IP Library › Granted Patent US 6,122,190
Granted Patent Utility
US 6,122,190 · App. 08/942,691

Semiconductor memory device capable of high speed plural parallel test

Inventor: Tsukasa Ooishi
Patented Case View Patent ↗
Granted: Sep 19, 2000 Filed: Sep 29, 1997
Inventor
Tsukasa Ooishi
Assignee (at issue)
MITSUBISHI ELECTRIC CORPORATION

This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.

Order Certified Copies
Most orders are placed with the USPTO same day — all within 24 business hours.
Order via The Patent Place →
Pre-filled with this patent's details
Quick Facts
Patent No.
US 6,122,190
App. No.
08/942,691
Filed
1997-09-29
Granted
2000-09-19
Kind
A