Individual holder
RAGAN RALPH L
2 granted patents·12 citations·filing 1976–1979
Individually held — no corporate assignee on record.
Technology mixD01H2
Top patents by PatentIndex Score
2 records- 0159US4128988AApparatus for twisting and winding strand materialRAGAN RALPH L·Filed 1976·Granted Dec 12, 1978·9 cites·25 claims
- 0233US4304091AApparatus for using external drive motors for twisting and winding strand material onto a receiverRAGAN RALPH L·Filed 1979·Granted Dec 8, 1981·3 cites·11 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →