Granted Patent
Utility
US 6,492,665 · App. 09/714,130
Semiconductor device
Inventors:
Susumu Akamatsu, Toshitaka Hibi, Takehiko Ueda, Tadami Shimizu, Yoshiaki Kato, Tatsuya Obata, Toyoyuki Shimazaki
Patented Case
View Patent ↗
Granted: Dec 10, 2002
Filed: Nov 17, 2000
Inventors
Susumu Akamatsu
Toshitaka Hibi
Takehiko Ueda
Tadami Shimizu
Yoshiaki Kato
Tatsuya Obata
Toyoyuki Shimazaki
Assignee (at issue)
SUMITOMO ELECTRIC INDUSTRIES, 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.