Granted Patent
Utility
US 6,676,542 · App. 10/338,722
Multi-piece solid golf ball
Inventors:
Akira Kato, Keiji Moriyama
Patented Case
View Patent ↗
Granted: Jan 13, 2004
Filed: Jan 9, 2003
Inventors
Akira Kato
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.