IP Library › Granted Patent US 5,459,685
Granted Patent Utility
US 5,459,685 · App. 08/218,947

Semiconductor memory device having memory cells with enhanced capacitor capacity

Inventors: Kenji Anzai, Toshio Wada
Patented Case View Patent ↗
Granted: Oct 17, 1995 Filed: Mar 29, 1994
Inventors
Kenji Anzai
Toshio Wada
Assignee (at issue)
NIPPON STEEL 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 5,459,685
App. No.
08/218,947
Filed
1994-03-29
Granted
1995-10-17
Kind
A