Inventor · disambiguated record
Roy Istre
Also filed as: ISTRE JR ROY · ISTRE ROY
8 granted patents·238 citations·filing 1995–2015
89Inventor score
Files withHYDRA SHIELD MFG INC4HYDRA SHIELD MANUFACTURING INC2CUSTODIAN PATENT L L C1CUSTODIAN PATENT LLC1
Top patents by PatentIndex Score
8 records- 0192US7128091B2Sexless coupling for fire hydrant-fire hose connectionHYDRA SHIELD MFG INC·Filed 2003·Granted Oct 31, 2006·64 cites·10 claims
- 0288US6089253AFire hydrant security systemsHYDRA SHIELD MANUFACTURING INC·Filed 1999·Granted Jul 18, 2000·60 cites·13 claims
- 0385US6802338B1Fire hydrant securing arrangementsHYDRA SHIELD MFG INC·Filed 2003·Granted Oct 12, 2004·37 cites·11 claims
- 0480US7040342B1Fire hydrant lockCUSTODIAN PATENT L L C·Filed 2005·Granted May 9, 2006·21 cites·20 claims
- 0577US9587763B2Device for securing a fire hydrant valve using a moveable elementHYDRA-SHIELD MFG INC·Filed 2015·Granted Mar 7, 2017·4 cites·18 claims
- 0672US5596893ADevices for securing fire hydrant valvesHYDRA SHIELD MANUFACTURING INC·Filed 1995·Granted Jan 28, 1997·42 cites·8 claims
- 0764US7322563B2Arrangement for securing in-ground water valvesCUSTODIAN PATENT LLC·Filed 2005·Granted Jan 29, 2008·7 cites·19 claims
- 0847US7040339B2Suction inlet valve for fire truck pumpersHYDRA SHIELD MFG INC·Filed 2004·Granted May 9, 2006·3 cites·3 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →