Assignee
HANSEN INC
US·11 granted patents·428 citations·filing 1988–2001
Top patents by PatentIndex Score
11 records- 0197US4915031ARailway truck damping assemblyHANSEN INC·Filed 1988·Granted Apr 10, 1990·130 cites·49 claims
- 0285US5875721ARailway car truck and method and apparatus for velocity-dependent friction dampingHANSEN INC·Filed 1996·Granted Mar 2, 1999·64 cites·21 claims
- 0377US5662046AMethod and apparatus for controlling railway truck hunting and a railway car body supported therebyHANSEN INC·Filed 1995·Granted Sep 2, 1997·38 cites·11 claims
- 0477US5386783ARailway truck side bearingHANSEN INC·Filed 1993·Granted Feb 7, 1995·43 cites·33 claims
- 0575US5647283ARailway truck and steering apparatus thereforHANSEN INC·Filed 1996·Granted Jul 15, 1997·39 cites·21 claims
- 0671US6126724ALocomotive air processing apparatusHANSEN INC·Filed 1999·Granted Oct 3, 2000·51 cites·15 claims
- 0763US6708624B2Side bearing with multi-purpose mounting pointsHANSEN INC·Filed 2001·Granted Mar 23, 2004·12 cites·9 claims
- 0858US5520295AArticulated rail car connectorHANSEN INC·Filed 1994·Granted May 28, 1996·16 cites·17 claims
- 0956US5454330ARailway truck side bearingHANSEN INC·Filed 1994·Granted Oct 3, 1995·18 cites·3 claims
- 1043USRE35961EArticulated rail car connectorHANSEN INC·Filed 1997·Granted Nov 17, 1998·8 cites·18 claims
- 1141US5562044ASteering railway truckHANSEN INC·Filed 1995·Granted Oct 8, 1996·9 cites·10 claims
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