Granted Patent
Utility
US 6,557,413 · App. 09/967,429
Micromechanical structure
Inventors:
Heikki Juhani Nieminen, Tapani Ryhanen, Vladimir Ermolov, Samuli Silanto
Patented Case
View Patent ↗
Granted: May 6, 2003
Filed: Sep 28, 2001
Inventors
Heikki Juhani Nieminen
Tapani Ryhanen
Vladimir Ermolov
Samuli Silanto
Assignee (at issue)
Nokia Mobile Phones Ltd.
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.