Assignee
SPECIAL SPRINGS SRL
IT·16 granted patents·1 pending application·25 citations·filing 1998–2022
Top patents by PatentIndex Score
17 records- 0189US9291265B2Gas cylinder actuator with overtravel safety deviceSPECIAL SPRINGS SRL·Filed 2013·Granted Mar 22, 2016·11 cites·3 claims
- 0283US11707903B2Apparatus for the controlled return of the stems in cylinders applied to stamping pressesSPECIAL SPRINGS SRL·Filed 2021·Granted Jul 25, 2023·1 cites·10 claims
- 0378US9874281B2Gas cylinder actuator with overtravel safety deviceSPECIAL SPRINGS SRL·Filed 2016·Granted Jan 23, 2018·2 cites·3 claims
- 0478US9726287B2Gas cylinder actuator with overtravel safety deviceSPECIAL SPRINGS SRL·Filed 2016·Granted Aug 8, 2017·2 cites·5 claims
- 0576US9593734B2Gas-operated springSPECIAL SPRINGS SRL·Filed 2015·Granted Mar 14, 2017·3 cites·2 claims
- 0673US10619695B2Gas cylinder actuator with safety deviceSPECIAL SPRINGS SRL·Filed 2017·Granted Apr 14, 2020·2 cites·17 claims
- 0762US10514051B2Gas cylinder actuator with safety deviceSPECIAL SPRINGS SRL·Filed 2016·Granted Dec 24, 2019·1 cites·10 claims
- 0861US7260971B2Apparatus for locking a sheet of metal suitable to be shaped in a pressSPECIAL SPRINGS SRL·Filed 2006·Granted Aug 28, 2007·2 cites·10 claims
- 0955US11209331B2Pressure sensor for a gas-filled cylinderSPECIAL SPRINGS SRL·Filed 2019·Granted Dec 28, 2021·0 cites·10 claims
- 1052US12060919B2Gas-filled cylinder with overtravel safety deviceSPECIAL SPRINGS SRL·Filed 2021·Granted Aug 13, 2024·0 cites·12 claims
- 1145US9534734B2Apparatus for the controlled pressurization of gas cylinder actuatorsSPECIAL SPRINGS SRL·Filed 2015·Granted Jan 3, 2017·0 cites·15 claims
- 1243US10508664B2Gas cylinder actuator with overtravel safety deviceSPECIAL SPRINGS SRL·Filed 2016·Granted Dec 17, 2019·0 cites·11 claims
- 1342US12454990B2Gas springSPECIAL SPRINGS SRL·Filed 2022·Granted Oct 28, 2025·0 cites·18 claims
- 1441US10907663B2Gas cylinder actuator with overtravel indicator deviceSPECIAL SPRINGS SRL·Filed 2017·Granted Feb 2, 2021·0 cites·7 claims
- 1540US11378105B2Gas cylinder actuator with safety device for uncontrolled return of the piston-stemSPECIAL SPRINGS SRL·Filed 2018·Granted Jul 5, 2022·0 cites·13 claims
- 1636US2016250770A1Gas-actuated hold-down for punching devices and punching device with such hold-downSPECIAL SPRINGS SRL·Filed 2016·Application pending·0 cites
- 1724US6332315B1Hydraulic power supply unit, particularly for auxiliary actuators in pressesSPECIAL SPRINGS SRL·Filed 1998·Granted Dec 25, 2001·1 cites·16 claims
Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →