Granted Patent
Utility
US 6,583,229 · App. 09/863,366
Solid golf ball
Inventors:
Satoshi Mano, Masatoshi Yokota, Kiyoto Maruoka, Seigou Sakagami, Tetsuo Yamaguchi
Patented Case
View Patent ↗
Granted: Jun 24, 2003
Filed: May 24, 2001
Inventors
Satoshi Mano
Masatoshi Yokota
Kiyoto Maruoka
Seigou Sakagami
Tetsuo Yamaguchi
Assignee (at issue)
SUMITOMO RUBBER INDUSTRIES, 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.