Assignee
CF & I STEEL LP
US·6 granted patents·58 citations·filing 1990–2002
Top patents by PatentIndex Score
6 records- 0176US7288159B2High impact and wear resistant steelCF & I STEEL LP·Filed 2002·Granted Oct 30, 2007·16 cites·6 claims
- 0268US6571636B1Wheel-type transmit/receive ultrasonic inspection device with constant length internal liquid soundpathCF & I STEEL LP·Filed 2000·Granted Jun 3, 2003·20 cites·20 claims
- 0357US5666707AConventional or continuous rolling processCF & I STEEL LP·Filed 1995·Granted Sep 16, 1997·6 cites·14 claims
- 0444US5472041ARailroad rail and method and system of rolling the same by conventional or continuous rolling processCF & I STEEL LP·Filed 1993·Granted Dec 5, 1995·8 cites·13 claims
- 0544US5419387AContinuous rail productionCF & I STEEL LP·Filed 1990·Granted May 30, 1995·5 cites·11 claims
- 0638US5507081ARailroad rail and method and system of rolling the same by conventional or continuous rolling processCF & I STEEL LP·Filed 1994·Granted Apr 16, 1996·3 cites·5 claims
Join the waitlist — get patent alerts
Get an alert when CF & I STEEL LP files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →