Granted Patent
Utility
US 5,596,117 · App. 08/383,712
Preparation process of organo silicon compounds and production process of silicon
Inventors:
Masayoshi Itoh, Ryo Takeuchi, Kenji Iwata
Patented Case
View Patent ↗
Granted: Jan 21, 1997
Filed: Feb 3, 1995
Inventors
Masayoshi Itoh
Ryo Takeuchi
Kenji Iwata
Assignee (at issue)
Mitsui Toatsu Chemicals, Incorporated
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.