Assignee
COTTEN ROGER C
4 granted patents·76 citations·filing 1975–1978
Top patents by PatentIndex Score
4 records- 0167US4152817AMethod of joining plastic pipe to other pipeCOTTEN ROGER C·Filed 1978·Granted May 8, 1979·21 cites·2 claims
- 0265US4140739AMethod for making flanged tubingCOTTEN ROGER C·Filed 1978·Granted Feb 20, 1979·23 cites·4 claims
- 0365US3994515AJoinder of plastic pipeCOTTEN ROGER C·Filed 1975·Granted Nov 30, 1976·24 cites·25 claims
- 0444US4175917AApparatus for forming integral tubing and washerCOTTEN ROGER C·Filed 1978·Granted Nov 27, 1979·8 cites·7 claims
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