Granted Patent
Utility
US 6,743,121 · App. 10/284,381
Multi-piece solid golf ball
Inventor:
Takashi Sasaki
Patented Case
View Patent ↗
Granted: Jun 1, 2004
Filed: Oct 31, 2002
Inventor
Takashi Sasaki
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.