IP Library Granted Patent US 6,335,901
Granted Patent Utility
US 6,335,901 · App. 09/531,467

Semiconductor device

Inventors: Sadayuki Morita, Takeshi Sakata, Satoru Hanzawa, Takahiro Sonoda, Haruko Tadokoro, Hiroshi Ichikawa, Osamu Nagashima
Patented Case View Patent ↗
Granted: Jan 1, 2002 Filed: Mar 20, 2000
Inventors
Sadayuki Morita
Takeshi Sakata
Satoru Hanzawa
Takahiro Sonoda
Haruko Tadokoro
Hiroshi Ichikawa
Osamu Nagashima
Assignees (at issue)
HITACHI, LTD.
Hitachi Ulsi Systems Co., Ltd.

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 6,335,901
App. No.
09/531,467
Filed
2000-03-20
Granted
2002-01-01
Kind
B1