Granted Patent
Utility
US 6,136,906 · App. 09/132,678
Solid golf ball
Inventor:
Yoshinori Sano
Patented Case
View Patent ↗
Granted: Oct 24, 2000
Filed: Aug 12, 1998
Inventor
Yoshinori Sano
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.