Granted Patent
Utility
US 6,737,285 · App. 09/900,093
Semiconductor device manufacturing method
Inventors:
Koji Iketani, Takayuki Tani, Takao Shibuya, Haruo Hyodo
Patented Case
View Patent ↗
Granted: May 18, 2004
Filed: Jul 6, 2001
Inventors
Koji Iketani
Takayuki Tani
Takao Shibuya
Haruo Hyodo
Assignee (at issue)
SANYO ELECTRIC 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.