Granted Patent
Utility
US 5,489,339 · App. 08/208,145
Microelectronic processing machine
Inventors:
Takeo Hattori, Masatoshi Yasutake
Patented Case
View Patent ↗
Granted: Feb 6, 1996
Filed: Mar 10, 1994
Inventors
Takeo Hattori
Masatoshi Yasutake
Assignees (at issue)
SEIKO INSTRUMENTS INC.
Takao Hattori
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.