Assignee
ZEFTRON INC
US·5 granted patents·290 citations·filing 1996–1999
Top patents by PatentIndex Score
5 records- 0190US5777547ACar identification and ordering systemZEFTRON INC·Filed 1996·Granted Jul 7, 1998·98 cites·19 claims
- 0290US5722736AElectronic pneumatic brake systemZEFTRON INC·Filed 1996·Granted Mar 3, 1998·58 cites·115 claims
- 0387US5924774AElectronic pneumatic brake systemZEFTRON INC·Filed 1996·Granted Jul 20, 1999·48 cites·30 claims
- 0485US6024419ARailcar braking systemZEFTRON INC·Filed 1999·Granted Feb 15, 2000·47 cites·59 claims
- 0583US6036282ARailcar air motor driven generatorZEFTRON INC·Filed 1998·Granted Mar 14, 2000·39 cites·26 claims
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