Granted Patent
Utility
US 6,057,516 · App. 08/896,664
Thermogravimetric instrument
Inventors:
Toshihiko Nakamura, Haruo Takeda
Patented Case
View Patent ↗
Granted: May 2, 2000
Filed: Jul 18, 1997
Inventors
Toshihiko Nakamura
Haruo Takeda
Assignee (at issue)
SEIKO INSTRUMENTS INC.
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.