Granted Patent
Utility
US 5,872,393 · App. 08/738,744
RF semiconductor device and a method for manufacturing the same
Inventors:
Hiroyuki Sakai, Takayuki Yoshida, Yorito Ohta, Kaoru Inoue, Katsunori Nishii, Yoshito Ikeda
Patented Case
View Patent ↗
Granted: Feb 16, 1999
Filed: Oct 28, 1996
Inventors
Hiroyuki Sakai
Takayuki Yoshida
Yorito Ohta
Kaoru Inoue
Katsunori Nishii
Yoshito Ikeda
Assignees (at issue)
SUMITOMO ELECTRIC INDUSTRIES, LTD.
Matsushita Electronics Corporation
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.