Individual holder
BRANDELL JOHN R
3 granted patents·43 citations·filing 1978–1985
Individually held — no corporate assignee on record.
Technology mixA63B3
Top patents by PatentIndex Score
3 records- 0154US4147356AGolf swing practice deviceBRANDELL JOHN R·Filed 1978·Granted Apr 3, 1979·20 cites·14 claims
- 0239US4249739AGolf putting practice deviceBRANDELL JOHN R·Filed 1979·Granted Feb 10, 1981·12 cites·10 claims
- 0333US4681317AGolf exercise deviceBRANDELL JOHN R·Filed 1985·Granted Jul 21, 1987·11 cites·19 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →