Granted Patent
Utility
US 6,255,683 · App. 09/222,391
Dynamic random access memory
Inventors:
Carl Radens, Ulrike Gruening, John K. DeBrosse, Jack A. Mandelman
Patented Case
View Patent ↗
Granted: Jul 3, 2001
Filed: Dec 29, 1998
Inventors
Carl Radens
Ulrike Gruening
John K. DeBrosse
Jack A. Mandelman
Assignees (at issue)
Infineon Technologies AG
International Business Machines 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.