Inventor · disambiguated record
Shigeyuki Sakurai
Also filed as: SAKURAI SHIGEYUKI
15 granted patents·3 pending applications·320 citations·filing 1994–2020
92Inventor score
Files withHITACHI CONSTRUCTION MACHINERY9HITACHI CONSTRUCTION MACH CO5AKITA HIDEKI2HITACHI CHEMICAL CO LTD1
Top patents by PatentIndex Score
18 records- 0190US5632083ALead frame fabricating method and lead frame fabricating apparatusHITACHI CONSTRUCTION MACHINERY·Filed 1994·Granted May 27, 1997·80 cites·31 claims
- 0284US5662822ADam bar cutting apparatus and dam bar cutting methodHITACHI CONSTRUCTION MACHINERY·Filed 1995·Granted Sep 2, 1997·99 cites·5 claims
- 0379US8821022B2Sliding bearing and construction machine provided with sameAKITA HIDEKI·Filed 2011·Granted Sep 2, 2014·5 cites·9 claims
- 0475US7005607B2Welding method, welding device, welded joint, and welded structureHITACHI CONSTRUCTION MACHINERY·Filed 2002·Granted Feb 28, 2006·20 cites·20 claims
- 0570US6596969B1Method for guiding arc by laser, and arc guiding welding and device by the methodHITACHI CONSTRUCTION MACHINERY·Filed 2000·Granted Jul 22, 2003·16 cites·12 claims
- 0667US9915249B2Hydraulic rotating equipment, and working machine provided with this hydraulic rotating equipmentHITACHI CONSTRUCTION MACH CO·Filed 2014·Granted Mar 13, 2018·1 cites·10 claims
- 0766US5580466AMetal plate processing method, lead frame processing method, lead frame, semiconductor device manufacturing method, and semiconductor deviceHITACHI CONSTRUCTION MACHINERY·Filed 1994·Granted Dec 3, 1996·37 cites·33 claims
- 0866US5548890ALead frame processing methodHITACHI CONSTRUCTION MACHINERY·Filed 1995·Granted Aug 27, 1996·37 cites·20 claims
- 0962US5763853ALaser processing apparatus, laser processing method and dam bar processing methodHITACHI CONSTRUCTION MACHINERY·Filed 1995·Granted Jun 9, 1998·24 cites·28 claims
- 1058US12492726B2Sliding component and method for manufacturing sameHITACHI CONSTRUCTION MACH CO·Filed 2020·Granted Dec 9, 2025·0 cites·5 claims
- 1151US2011111995A1Grease composition and process for production thereofHITACHI CONSTRUCTION MACHINERY·Filed 2008·Application pending·0 cites
- 1247US9404535B2Sliding bearing assemblyHITACHI CHEMICAL CO LTD·Filed 2013·Granted Aug 2, 2016·0 cites·6 claims
- 1346US12077944B2Construction machineHITACHI CONSTRUCTION MACH CO·Filed 2020·Granted Sep 3, 2024·0 cites·6 claims
- 1444US12152374B2Construction machineHITACHI CONSTRUCTION MACH CO·Filed 2019·Granted Nov 26, 2024·0 cites·7 claims
- 1542US9260143B2Rotation device for construction machineAKITA HIDEKI·Filed 2011·Granted Feb 16, 2016·1 cites·5 claims
- 1638US11274418B2Hydraulic work machineHITACHI CONSTRUCTION MACH CO·Filed 2018·Granted Mar 15, 2022·0 cites·7 claims
- 1737US2015016761A1Bearing device for construction machineHITACHI CONSTRUCTION MACHINERY·Filed 2012·Application pending·0 cites
- 1834US2005163408A1Bearing deviceFiled 2003·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →