Assignee
JOHNSTOWN AMERICA CORP
US·15 granted patents·238 citations·filing 1992–1999
Top patents by PatentIndex Score
15 records- 0171US5727475ASide stake for rotary dump rail carJOHNSTOWN AMERICA CORP·Filed 1996·Granted Mar 17, 1998·35 cites·6 claims
- 0265US6244191B1Hopper rail carJOHNSTOWN AMERICA CORP·Filed 1999·Granted Jun 12, 2001·21 cites·20 claims
- 0362US6119345AMethod of cold forming center sill for a railcarJOHNSTOWN AMERICA CORP·Filed 1997·Granted Sep 19, 2000·17 cites·20 claims
- 0462US5367958ATwo piece center sill shroud for railway carsJOHNSTOWN AMERICA CORP·Filed 1994·Granted Nov 29, 1994·22 cites·10 claims
- 0561US5335603ATop chord to inside connection for gondola carJOHNSTOWN AMERICA CORP·Filed 1993·Granted Aug 9, 1994·28 cites·8 claims
- 0660US5934200ALightweight hopper carJOHNSTOWN AMERICA CORP·Filed 1997·Granted Aug 10, 1999·21 cites·20 claims
- 0759US5860366ACenter sill construction for a hopper rail carJOHNSTOWN AMERICA CORP·Filed 1996·Granted Jan 19, 1999·17 cites·10 claims
- 0854US6148735ALight weight gondola carJOHNSTOWN AMERICA CORP·Filed 1997·Granted Nov 21, 2000·19 cites·41 claims
- 0949US5813353AGondola railcarJOHNSTOWN AMERICA CORP·Filed 1997·Granted Sep 29, 1998·22 cites·23 claims
- 1049US5390607ANon-metallic polymer longitudinal hood collarJOHNSTOWN AMERICA CORP·Filed 1994·Granted Feb 21, 1995·13 cites·15 claims
- 1143US5216958ABrake arrangement for a railroad gondola car with tie rod running inside center sillJOHNSTOWN AMERICA CORP·Filed 1992·Granted Jun 8, 1993·11 cites·10 claims
- 1235US5253593ATub/center sill attachment for gondola carJOHNSTOWN AMERICA CORP·Filed 1992·Granted Oct 19, 1993·7 cites·15 claims
- 1331US5458067ATwo piece center sill shroud for railway carsJOHNSTOWN AMERICA CORP·Filed 1994·Granted Oct 17, 1995·5 cites·1 claims
- 1428US6227123B1Railroad car pick-up shoeJOHNSTOWN AMERICA CORP·Filed 1999·Granted May 8, 2001·0 cites·18 claims
- 1527US5676266ADual air line arrangement for rotary/bottom dump coal carJOHNSTOWN AMERICA CORP·Filed 1996·Granted Oct 14, 1997·0 cites·6 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →