Granted Patent
Utility
US 6,357,595 · App. 09/559,348
Tray for semiconductor integrated circuit device
Inventors:
Shigeru Sembonmatsu, Manabu Ishikawa
Patented Case
View Patent ↗
Granted: Mar 19, 2002
Filed: Apr 27, 2000
Inventors
Shigeru Sembonmatsu
Manabu Ishikawa
Assignees (at issue)
NEC CORPORATION
SUMITOMO CHEMICAL COMPANY, LIMITED
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.