Inventor · disambiguated record
Shigehiro Arai
Also filed as: ARAI SHIGEHIRO
10 granted patents·3 pending applications·26 citations·filing 1993–2019
82Inventor score
Top patents by PatentIndex Score
13 records- 0187US7555823B2Production lineSEIKO INSTR INC·Filed 2005·Granted Jul 7, 2009·14 cites·18 claims
- 0261US10982690B2Cylinder device, press machine, workpiece clamping apparatus, cylinder device actuating method, method for clamping workpiece, and method for pressing workpieceSEIKO INSTR INC·Filed 2018·Granted Apr 20, 2021·0 cites·26 claims
- 0359US10941790B2Cylinder device, press machine, workpiece clamping apparatus, cylinder device actuating method, method for clamping workpiece, and method for pressing workpieceSEIKO INSTR INC·Filed 2018·Granted Mar 9, 2021·0 cites·28 claims
- 0453US10816016B2Thrust expansion deviceSEIKO INSTR INC·Filed 2019·Granted Oct 27, 2020·0 cites·23 claims
- 0549US10821564B2Cylinder device, press machine, workpiece clamping apparatus, cylinder device actuating method, method for clamping workpiece, and method for pressing workpieceSEIKO INSTR INC·Filed 2018·Granted Nov 3, 2020·0 cites·25 claims
- 0648US10670049B2Fluid pressure cylinderSEIKO INSTR INC·Filed 2017·Granted Jun 2, 2020·0 cites·20 claims
- 0747US7451710B2Actuator and table deviceSEIKO INSTR INC·Filed 2004·Granted Nov 18, 2008·4 cites·32 claims
- 0844US2020096014A1Cylinder device, pressmachine, workpiece clamping apparatus, cylinder device actuating method, method for pressing workpiece, and method for clamping workpieceSEIKO INSTR INC·Filed 2019·Application pending·0 cites
- 0944US2020132089A1Thrust expansion device, expansion unit, connecting unit, and thrust expansion systemSEIKO INSTR INC·Filed 2019·Application pending·0 cites
- 1038US5980192ATable feederSEIKO SEIKI KK·Filed 1993·Granted Nov 9, 1999·6 cites·15 claims
- 1132US2003167914A1Cushion cylinder deviceFiled 2002·Application pending·0 cites
- 1227US5911420AChuck spindle apparatusSEIKO SEIKI KK·Filed 1996·Granted Jun 15, 1999·0 cites·34 claims
- 1321US5988075ASwiveling table deviceSEIKO SEIKI KK·Filed 1995·Granted Nov 23, 1999·2 cites·33 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →