Granted Patent
Utility
US 4,197,850 · App. 05/957,410
Implantable human tissue stimulator with memory protect means
Inventors:
Joseph H. Schulman, Jozef I. Kie Sioe Tan
Patented Case
View Patent ↗
Granted: Apr 15, 1980
Filed: Nov 3, 1978
Inventors
Joseph H. Schulman
Jozef I. Kie Sioe Tan
Assignee (at issue)
Pacesetter Systems, Inc.
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.