Inventor · disambiguated record
Yukuharu Seki
Also filed as: SEKI YUKUHARU
24 granted patents·421 citations·filing 1979–2008
96Inventor score
Top patents by PatentIndex Score
24 records- 0181US6136417ACorrugator and corrugated fiberboard sheet manufacturing methodMITSUBISHI HEAVY IND LTD·Filed 1998·Granted Oct 24, 2000·44 cites·24 claims
- 0278US5344520ASingle-faced corrugated cardboard sheet making machine having an adjustable pressing meansMITSUBISHI HEAVY IND LTD·Filed 1991·Granted Sep 6, 1994·39 cites·12 claims
- 0375US7699084B2System for fabricating corrugated boardMITSUBISHI HEAVY IND LTD·Filed 2008·Granted Apr 20, 2010·5 cites·1 claims
- 0474US5785802AMethod and apparatus for single facer glue application adjustmentMITSUBISHI HEAVY IND LTD·Filed 1996·Granted Jul 28, 1998·35 cites·7 claims
- 0574US5518457ABelt adjusting device and single facerMITSUBISHI HEAVY IND LTD·Filed 1994·Granted May 21, 1996·36 cites·14 claims
- 0673US5150514ACorrugating roll unit exchanging apparatus for a single facerMITSUBISHI HEAVY IND LTD·Filed 1991·Granted Sep 29, 1992·18 cites·9 claims
- 0770US7669629B2System for fabricating corrugated boardMITSUBISHI HEAVY IND LTD·Filed 2008·Granted Mar 2, 2010·3 cites·4 claims
- 0870US5389183ASingle-facerMITSUBISHI HEAVY IND LTD·Filed 1993·Granted Feb 14, 1995·28 cites·7 claims
- 0969US5876530AMethod and apparatus for single facer glue application adjustmentMITSUBISHI HEAVY IND LTD·Filed 1997·Granted Mar 2, 1999·28 cites·14 claims
- 1067US5496431AMethod and system for changing product specifications in a corrugation machineMITSUBISHI HEAVY IND LTD·Filed 1993·Granted Mar 5, 1996·23 cites·19 claims
- 1167US4776578AApparatus for preventing disorder in sheet alignmentMITSUBISHI HEAVY IND LTD·Filed 1987·Granted Oct 11, 1988·15 cites·1 claims
- 1263US4735372ARolled web feed apparatusMITSUBISKI JUKOGYO KABUSHIKI K·Filed 1987·Granted Apr 5, 1988·15 cites·4 claims
- 1361US4310375ALower corrugating roll in a single facerMITSUBISHI HEAVY IND LTD·Filed 1979·Granted Jan 12, 1982·14 cites·11 claims
- 1455US4889580ADouble facerMITSUBISHI HEAVY IND LTD·Filed 1988·Granted Dec 26, 1989·18 cites·3 claims
- 1554US5993587ADouble facer with threading meansMITSUBISHI HEAVY IND LTD·Filed 1998·Granted Nov 30, 1999·20 cites·17 claims
- 1654US5122220ACorrugating machine capable of controlling paste penetrationMITSUBISHI HEAVY IND LTD·Filed 1990·Granted Jun 16, 1992·15 cites·6 claims
- 1747US4846778ASlitter scorer including a head exchanging deviceMITSUBISHI HEAVY IND LTD·Filed 1987·Granted Jul 11, 1989·10 cites·5 claims
- 1846US4843933AApparatus for determining positions of headsMITSUBISHI HEAVY IND LTD·Filed 1987·Granted Jul 4, 1989·11 cites·2 claims
- 1944US5116448ASingle facer capable of maintaining a constant roll gapMITSUBISHI HEAVY IND LTD·Filed 1990·Granted May 26, 1992·13 cites·6 claims
- 2041US5910230AStuck sheet material manufacturing system equipped with pressure deviceMITSUBISHI HEAVY IND LTD·Filed 1997·Granted Jun 8, 1999·11 cites·10 claims
- 2137US6032713ACorrugated board manufacturing systemMITSUBISHI HEAVY IND LTD·Filed 1997·Granted Mar 7, 2000·10 cites·4 claims
- 2236US4773963ASingle facer with replacable rollersMITSUBISHI HEAVY IND LTD·Filed 1987·Granted Sep 27, 1988·5 cites·4 claims
- 2332US6325881B1Phase control method and system for corrugated fiberboard sheet comprising a plurality of core paper layersMITSUBISHI HEAVY IND LTD·Filed 1998·Granted Dec 4, 2001·3 cites·6 claims
- 2432US6117261ASheet tension adjusting method and apparatusMITSUBISHI HEAVY IND LTD·Filed 1998·Granted Sep 12, 2000·2 cites·8 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →