Granted Patent
Utility
US 6,319,154 · App. 09/434,464
Solid golf ball having defined hardness profile
Inventors:
Kazunari Yoshida, Keiji Moriyama
Patented Case
View Patent ↗
Granted: Nov 20, 2001
Filed: Nov 5, 1999
Inventors
Kazunari Yoshida
Keiji Moriyama
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.