Granted Patent
Utility
US 6,621,169 · App. 09/940,625
Stacked semiconductor device and method of producing the same
Inventors:
Katsuhito Kikuma, Mitsutaka Ikeda, Yoshihiro Tsukidate, Yuji Akashi, Kaname Ozawa, Akira Takashima, Tadashi Uno, Takao Nishimura, Fumihiko Ando, Hiroshi Onodera, Hayato Okuda
Patented Case
View Patent ↗
Granted: Sep 16, 2003
Filed: Aug 29, 2001
Inventors
Katsuhito Kikuma
Mitsutaka Ikeda
Yoshihiro Tsukidate
Yuji Akashi
Kaname Ozawa
Akira Takashima
Tadashi Uno
Takao Nishimura
Fumihiko Ando
Hiroshi Onodera
Hayato Okuda
Assignee (at issue)
Fujitsu 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.