P

Inventor

SEKI YUKUHARU

JP24 patents
⚠️ This page may combine multiple inventors who share the name “SEKI YUKUHARU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

MITSUBISHI HEAVY IND LTD

23 patents
US6136417AOct 24, 2000

Corrugator and corrugated fiberboard sheet manufacturing method

MITSUBISHI HEAVY IND LTD44 citations92
US5876530AMar 2, 1999

Method and apparatus for single facer glue application adjustment

MITSUBISHI HEAVY IND LTD28 citations92
US5785802AJul 28, 1998

Method and apparatus for single facer glue application adjustment

MITSUBISHI HEAVY IND LTD35 citations92
US5496431AMar 5, 1996

Method and system for changing product specifications in a corrugation machine

MITSUBISHI HEAVY IND LTD23 citations92
US5389183AFeb 14, 1995

Single-facer

MITSUBISHI HEAVY IND LTD28 citations92
US5344520ASep 6, 1994

Single-faced corrugated cardboard sheet making machine having an adjustable pressing means

MITSUBISHI HEAVY IND LTD39 citations92
US5518457AMay 21, 1996

Belt adjusting device and single facer

MITSUBISHI HEAVY IND LTD36 citations89
US5993587ANov 30, 1999

Double facer with threading means

MITSUBISHI HEAVY IND LTD20 citations79
US5122220AJun 16, 1992

Corrugating machine capable of controlling paste penetration

MITSUBISHI HEAVY IND LTD15 citations74
US4310375AJan 12, 1982

Lower corrugating roll in a single facer

MITSUBISHI HEAVY IND LTD14 citations74
US7699084B2Apr 20, 2010

System for fabricating corrugated board

MITSUBISHI HEAVY IND LTD5 citations73
US4776578AOct 11, 1988

Apparatus for preventing disorder in sheet alignment

MITSUBISHI HEAVY IND LTD15 citations73
US5910230AJun 8, 1999

Stuck sheet material manufacturing system equipped with pressure device

MITSUBISHI HEAVY IND LTD11 citations72
US4846778AJul 11, 1989

Slitter scorer including a head exchanging device

MITSUBISHI HEAVY IND LTD10 citations72
US4843933AJul 4, 1989

Apparatus for determining positions of heads

MITSUBISHI HEAVY IND LTD11 citations72
US6032713AMar 7, 2000

Corrugated board manufacturing system

MITSUBISHI HEAVY IND LTD10 citations70
US5150514ASep 29, 1992

Corrugating roll unit exchanging apparatus for a single facer

MITSUBISHI HEAVY IND LTD18 citations69
US5116448AMay 26, 1992

Single facer capable of maintaining a constant roll gap

MITSUBISHI HEAVY IND LTD13 citations68
US4889580ADec 26, 1989

Double facer

MITSUBISHI HEAVY IND LTD18 citations67
US7669629B2Mar 2, 2010

System for fabricating corrugated board

MITSUBISHI HEAVY IND LTD3 citations62
US4773963ASep 27, 1988

Single facer with replacable rollers

MITSUBISHI HEAVY IND LTD5 citations62
US6325881B1Dec 4, 2001

Phase control method and system for corrugated fiberboard sheet comprising a plurality of core paper layers

MITSUBISHI HEAVY IND LTD3 citations61
US6117261ASep 12, 2000

Sheet tension adjusting method and apparatus

MITSUBISHI HEAVY IND LTD2 citations61

MITSUBISKI JUKOGYO KABUSHIKI K

1 patent