Granted Patent
Utility
US 6,208,464 · App. 09/318,758
Tremble preventing device
Inventors:
Shinji Tsukamoto, Ken Hirunuma
Patented Case
View Patent ↗
Granted: Mar 27, 2001
Filed: May 26, 1999
Inventors
Shinji Tsukamoto
Ken Hirunuma
Assignee (at issue)
Asahi Kogaku Kogyo Kabushiki Kaisha
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.