Inventor
TOKUNO MASATERU
JP55 patents
⚠️ This page may combine multiple inventors who share the name “TOKUNO MASATERU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
RENGO CO LTD
44 patentsUS4684360AAug 4, 1987
Tool positioning device
RENGO CO LTD63 citations96
US4481053ANov 6, 1984
Method and apparatus for splicing web
RENGO CO LTD68 citations96
US4224847ASep 30, 1980
Tool positioning apparatus
RENGO CO LTD68 citations96
US4369905AJan 25, 1983
Method and apparatus for guiding a corrugated fibreboard web
RENGO CO LTD40 citations93
US4177102ADec 4, 1979
Single facer for manufacturing single-faced corrugated board
RENGO CO LTD46 citations93
US3974921AAug 17, 1976
Board piling apparatus
RENGO CO LTD36 citations93
US4541335ASep 17, 1985
Web printing apparatus with printing plate cylinder and web speed control
RENGO CO LTD29 citations92
US4392910AJul 12, 1983
Web aligning process and apparatus
RENGO CO LTD36 citations91
US4020406AApr 26, 1977
Web cutting control system
RENGO CO LTD34 citations91
US4508279AApr 2, 1985
Surface winder
RENGO CO LTD30 citations90
US4658723AApr 21, 1987
Color printing machine
RENGO CO LTD21 citations82
US4600841AJul 15, 1986
Apparatus for detecting marks on a running web
RENGO CO LTD21 citations82
US4586673AMay 6, 1986
Apparatus for automatically mounting a web roll on a mill roll stand
RENGO CO LTD19 citations82
US4577746AMar 25, 1986
Control system for blank presser
RENGO CO LTD24 citations82
US4425695AJan 17, 1984
Rolls for use in corrugated fibreboard production system
RENGO CO LTD26 citations82
US4249847AFeb 10, 1981
Apparatus for transporting boards
RENGO CO LTD27 citations82
US4103786AAug 1, 1978
Board piling-up apparatus
RENGO CO LTD26 citations82
US4042234AAug 16, 1977
Blank feeding machine
RENGO CO LTD21 citations82
US3948715AApr 6, 1976
Auto-detecting means for detecting drawnout termination end of old paper roll and beginning end of new paper roll in paper splicing apparatus
RENGO CO LTD24 citations82
US4737846AApr 12, 1988
Device for detecting defects in single faced corrugated fiberboards
RENGO CO LTD22 citations80
US4548109AOct 22, 1985
Apparatus for positioning tools
RENGO CO LTD19 citations80
US4696212ASep 29, 1987
Rotary cutter
RENGO CO LTD9 citations74
US4612006ASep 16, 1986
Die cutting apparatus
RENGO CO LTD15 citations74
US4592278AJun 3, 1986
Printing apparatus
RENGO CO LTD18 citations74
US4580086AApr 1, 1986
Method for positioning tools
RENGO CO LTD12 citations74
US4569714AFeb 11, 1986
Single facer having rapid roll changing means
RENGO CO LTD12 citations74
US4466320AAug 21, 1984
Rotary die cutter
RENGO CO LTD14 citations74
US4453436AJun 12, 1984
Die cutter and process for die cutting
RENGO CO LTD17 citations74
US4420998ADec 20, 1983
Die cutter and die-cutting process
RENGO CO LTD15 citations74
US4338881AJul 13, 1982
System for controlling width and position of glue or the like applied to a roll
RENGO CO LTD8 citations74
US4328727AMay 11, 1982
Slitter-scorer apparatus
RENGO CO LTD15 citations74
US4319947AMar 16, 1982
Single facer with automatic roll gap control system
RENGO CO LTD17 citations74
US4266998AMay 12, 1981
Method for producing double-faced corrugated boards
RENGO CO LTD9 citations74
US4232859ANov 11, 1980
Blank feeding apparatus
RENGO CO LTD14 citations74
US4169752AOct 2, 1979
Process and apparatus for splicing web
RENGO CO LTD17 citations74
US4163185AJul 31, 1979
Object locating apparatus
RENGO CO LTD7 citations74
US4096941AJun 27, 1978
Conveyor system for a cutter for a web of corrugated fiberboard
RENGO CO LTD17 citations74
US4076114AFeb 28, 1978
Board grouping apparatus
RENGO CO LTD9 citations74
US4682743AJul 28, 1987
Apparatus for automatically mounting a web roll on a mill roll stand
RENGO CO LTD11 citations73
US4458851AJul 10, 1984
Mill roll stand
RENGO CO LTD11 citations73
US4798110AJan 17, 1989
Method for positioning tools
RENGO CO LTD8 citations72
US4586434AMay 6, 1986
Device for replacing plate cylinders
RENGO CO LTD19 citations71
US4104723AAug 1, 1978
Method of controlling web cutting
RENGO CO LTD9 citations71
US4091167AMay 23, 1978
Method for preparing paper board having improved wet compression strength
RENGO CO LTD17 citations70
SK ENG CO LTD
4 patentsUS5223069AJun 29, 1993
Web auto-splicer
SK ENG CO LTD72 citations96
US5366217ANov 22, 1994
Sheet stacker
SK ENG CO LTD24 citations89
US5213036AMay 25, 1993
Sheet feeding apparatus
SK ENG CO LTD29 citations89
US5456803AOct 10, 1995
Papermaking apparatus and multi-layer paper forming apparatus
SK ENG CO LTD7 citations73
KURARAY CO
2 patentsShowing the top 50 of 55 patents by PatentIndex Score.