Assignee
AIDA ENG LTD
JP·210 granted patents·39 pending applications·2,101 citations·filing 1974–2025
Top patents by PatentIndex Score
249 records- 0198US6647870B2Drive apparatus, press machine slide drive apparatus and method thereofAIDA ENG LTD·Filed 2001·Granted Nov 18, 2003·80 cites·47 claims
- 0295US6085520ASlide driving device for pressesAIDA ENG LTD·Filed 1997·Granted Jul 11, 2000·75 cites·20 claims
- 0392US4603511AGrinding robotAIDA ENG LTD·Filed 1984·Granted Aug 5, 1986·45 cites·5 claims
- 0491US10286438B2Die cushion-cum-slide cushion device and method of controlling the sameAIDA ENG LTD·Filed 2016·Granted May 14, 2019·3 cites·12 claims
- 0591US4706004APlayback system grinding robotAIDA ENG LTD·Filed 1984·Granted Nov 10, 1987·46 cites·3 claims
- 0690US5493959AApparatus for correcting slide bottom dead center position of mechanical pressAIDA ENG LTD·Filed 1994·Granted Feb 27, 1996·34 cites·5 claims
- 0789US6619088B1Bottom dead center correction device for servo press machineAIDA ENG LTD·Filed 2000·Granted Sep 16, 2003·26 cites·8 claims
- 0889US6520077B1Screw pressAIDA ENG LTD·Filed 2000·Granted Feb 18, 2003·30 cites·3 claims
- 0988US11331871B2Press load measuring apparatus and method for press machineAIDA ENG LTD·Filed 2019·Granted May 17, 2022·3 cites·11 claims
- 1088US10632581B2Workpiece conveying apparatus for a pressing machineAIDA ENG LTD·Filed 2018·Granted Apr 28, 2020·7 cites·12 claims
- 1188US10179357B2Bending apparatus and bending method for a plate-shaped metal workpieceAIDA ENG LTD·Filed 2016·Granted Jan 15, 2019·2 cites·34 claims
- 1288US9808849B2Slide cushion device of press machineAIDA ENG LTD·Filed 2016·Granted Nov 7, 2017·2 cites·12 claims
- 1388US9782816B2Die cushion deviceAIDA ENG LTD·Filed 2015·Granted Oct 10, 2017·4 cites·14 claims
- 1488US8037735B2Die cushion apparatus of press machineAIDA ENG LTD·Filed 2006·Granted Oct 18, 2011·15 cites·26 claims
- 1588US7187996B2Press machineAIDA ENG LTD·Filed 2002·Granted Mar 6, 2007·20 cites·11 claims
- 1688US6422831B1Variable displacement piston pump/motorAIDA ENG LTD·Filed 2000·Granted Jul 23, 2002·32 cites·5 claims
- 1787US11014216B2Workpiece holding tool changing system for a workpiece conveying apparatus of a transfer press machineAIDA ENG LTD·Filed 2018·Granted May 25, 2021·2 cites·10 claims
- 1887US5269163ADevice for correcting die spacing at bottom dead center of a pressAIDA ENG LTD·Filed 1992·Granted Dec 14, 1993·31 cites·8 claims
- 1986US10850466B2Dynamic balance device for press machineAIDA ENG LTD·Filed 2016·Granted Dec 1, 2020·2 cites·5 claims
- 2086US6845646B2Interference checking device for a transfer pressAIDA ENG LTD·Filed 2002·Granted Jan 25, 2005·18 cites·4 claims
- 2186US6405576B1Linear slide press machineAIDA ENG LTD·Filed 2000·Granted Jun 18, 2002·19 cites·14 claims
- 2285US11590722B2Press load measuring apparatus and method for press machineAIDA ENG LTD·Filed 2019·Granted Feb 28, 2023·2 cites·4 claims
- 2385US6524092B1Slide guide device, knockout device, and press machine using the sameAIDA ENG LTD·Filed 2000·Granted Feb 25, 2003·14 cites·14 claims
- 2485US5253572APress with independent controls for reciprocation of and pressure application by RAMAIDA ENG LTD·Filed 1992·Granted Oct 19, 1993·28 cites·20 claims
- 2584US10293444B2Workpiece conveying apparatus for a pressing machineAIDA ENG LTD·Filed 2018·Granted May 21, 2019·6 cites·4 claims
- 2684US6012322ASlide-driving device for knuckle pressesAIDA ENG LTD·Filed 1999·Granted Jan 11, 2000·28 cites·17 claims
- 2783US4562907AWet type clutch/brake device mounted in a flywheelAIDA ENG LTD·Filed 1983·Granted Jan 7, 1986·29 cites·2 claims
- 2883US4361413AWork feed apparatus in a pressAIDA ENG LTD·Filed 1980·Granted Nov 30, 1982·35 cites·4 claims
- 2982US10052678B2Workpiece conveying apparatus for a pressing machineAIDA ENG LTD·Filed 2015·Granted Aug 21, 2018·5 cites·5 claims
- 3082US6520075B1Double action hydraulic pressAIDA ENG LTD·Filed 2000·Granted Feb 18, 2003·18 cites·2 claims
- 3181US11110505B2Cushion pin pressure equalizing device, die cushion device with cushion pin pressure equalizing function and cushion pin pressure equalizing methodAIDA ENG LTD·Filed 2019·Granted Sep 7, 2021·1 cites·10 claims
- 3281US9707612B2Die cushion force control method and die cushion deviceAIDA ENG LTD·Filed 2014·Granted Jul 18, 2017·3 cites·11 claims
- 3381US6530252B1Hydroforming method and hydroforming deviceAIDA ENG LTD·Filed 2000·Granted Mar 11, 2003·34 cites·17 claims
- 3480US11541444B2Die cushion device of press machineAIDA ENG LTD·Filed 2017·Granted Jan 3, 2023·1 cites·13 claims
- 3580US10603709B2Die cushion deviceAIDA ENG LTD·Filed 2017·Granted Mar 31, 2020·2 cites·16 claims
- 3680US9501052B2Die cushion force control method and die cushion apparatusAIDA ENG LTD·Filed 2014·Granted Nov 22, 2016·4 cites·14 claims
- 3780US5560939AMold assembly comprising a sliding mold insert adapted for automated insertion and removalAIDA ENG LTD·Filed 1991·Granted Oct 1, 1996·51 cites·20 claims
- 3880US5140895AValve mechanism for controlling a pressure difference between an upper and a lower chamber of a hydraulic cylinder for a die cushion for a pressAIDA ENG LTD·Filed 1990·Granted Aug 25, 1992·26 cites·21 claims
- 3980US4509638AConveying system for press work materialsAIDA ENG LTD·Filed 1983·Granted Apr 9, 1985·30 cites·9 claims
- 4079US5423202ATransfer pressAIDA ENG LTD·Filed 1993·Granted Jun 13, 1995·25 cites·6 claims
- 4179US4502379APress frameAIDA ENG LTD·Filed 1983·Granted Mar 5, 1985·30 cites·6 claims
- 4279US4259052ATransfer pressAIDA ENG LTD·Filed 1979·Granted Mar 31, 1981·27 cites·17 claims
- 4378US11034116B2Servo press machineAIDA ENG LTD·Filed 2018·Granted Jun 15, 2021·2 cites·9 claims
- 4478US10300520B2Workpiece conveying apparatus for a pressing machine with two robotsAIDA ENG LTD·Filed 2017·Granted May 28, 2019·1 cites·5 claims
- 4578US9889494B2Press forming method for a semi-solid metal material and press forming system for a semi-solid metal materialAIDA ENG LTD·Filed 2015·Granted Feb 13, 2018·1 cites·3 claims
- 4678US9669446B2Die cushion force setting apparatusAIDA ENG LTD·Filed 2014·Granted Jun 6, 2017·3 cites·14 claims
- 4777US10166683B2Workpiece conveying apparatus for a pressing machineAIDA ENG LTD·Filed 2017·Granted Jan 1, 2019·3 cites·5 claims
- 4877US6477945B1Double-action mechanical pressAIDA ENG LTD·Filed 2000·Granted Nov 12, 2002·22 cites·9 claims
- 4977US6401011B1Synchronous control device for robotsAIDA ENG LTD·Filed 2000·Granted Jun 4, 2002·37 cites·8 claims
- 5077US5140834ADevice for automatic adjustment of die height of a pressAIDA ENG LTD·Filed 1990·Granted Aug 25, 1992·25 cites·10 claims
Showing the top 50 of 249 patent records by PatentIndex Score.
Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →