Assignee
RAILWAY ENG ASS
US·10 granted patents·339 citations·filing 1975–1992
Top patents by PatentIndex Score
10 records- 0192US4938152AFlexible railway car truckRAILWAY ENG ASS·Filed 1988·Granted Jul 3, 1990·77 cites·5 claims
- 0289US4131069AArticulated railway car trucksRAILWAY ENG ASS·Filed 1975·Granted Dec 26, 1978·48 cites·22 claims
- 0388US5000097ASelf-steering railway truckRAILWAY ENG ASS·Filed 1989·Granted Mar 19, 1991·55 cites·8 claims
- 0483US5174218ASelf-steering trucks with side bearings supporting the entire weight of the vehicleRAILWAY ENG ASS·Filed 1991·Granted Dec 29, 1992·51 cites·8 claims
- 0581US4455946AArticulated trucksRAILWAY ENG ASS·Filed 1978·Granted Jun 26, 1984·31 cites·17 claims
- 0663US5315934AConstant contact side bearings with spring biased sliding wedgesRAILWAY ENG ASS·Filed 1992·Granted May 31, 1994·28 cites·18 claims
- 0762US4655143AArticulated trucksRAILWAY ENG ASS·Filed 1984·Granted Apr 7, 1987·17 cites·14 claims
- 0853US4781124AArticulated trucksRAILWAY ENG ASS·Filed 1986·Granted Nov 1, 1988·14 cites·3 claims
- 0948US4889054ASteering arms for self-steering trucks and truck retrofitting methodRAILWAY ENG ASS·Filed 1987·Granted Dec 26, 1989·11 cites·3 claims
- 1040US4706571ASelf-steering trucksRAILWAY ENG ASS·Filed 1986·Granted Nov 17, 1987·7 cites·6 claims
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