Granted Patent
Utility
US 6,475,261 · App. 09/236,245
NiMnGa alloy with a controlled finish point of the reverse transformation and shape memory effect
Inventors:
Minoru Matsumoto, Junji Tani, Toshiyuki Takagi, Kiyoshi Yamauchi
Patented Case
View Patent ↗
Granted: Nov 5, 2002
Filed: Jan 25, 1999
Inventors
Minoru Matsumoto
Junji Tani
Toshiyuki Takagi
Kiyoshi Yamauchi
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.