Assignee
HYDRA SHIELD MANUFACTURING INC
US·4 granted patents·245 citations·filing 1990–1999
Top patents by PatentIndex Score
4 records- 0191US5033501AFire hydrant cap and actuating tool thereforHYDRA SHIELD MANUFACTURING INC·Filed 1990·Granted Jul 23, 1991·84 cites·11 claims
- 0288US6089253AFire hydrant security systemsHYDRA SHIELD MANUFACTURING INC·Filed 1999·Granted Jul 18, 2000·60 cites·13 claims
- 0386US5178185ASuction inlet valve for fire truck pumpersHYDRA SHIELD MANUFACTURING INC·Filed 1991·Granted Jan 12, 1993·59 cites·12 claims
- 0472US5596893ADevices for securing fire hydrant valvesHYDRA SHIELD MANUFACTURING INC·Filed 1995·Granted Jan 28, 1997·42 cites·8 claims
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