Assignee
SIGMA DIVERSIFIED SPORTS INC
3 granted patents·39 citations·filing 1981–1987
Top patents by PatentIndex Score
3 records- 0185USD294850SGolf club headSIGMA DIVERSIFIED SPORTS INC·Filed 1985·Granted Mar 22, 1988·25 cites·1 claims
- 0261USD271783SGolf club putter headSIGMA DIVERSIFIED SPORTS INC·Filed 1981·Granted Dec 13, 1983·8 cites·1 claims
- 0351USD312115SGolf club iron headSIGMA DIVERSIFIED SPORTS INC·Filed 1987·Granted Nov 13, 1990·6 cites·1 claims
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