P

Inventor

KURIHARA KAZUHIKO

JP45 patents
⚠️ This page may combine multiple inventors who share the name “KURIHARA KAZUHIKO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

NIPPON PETROCHEMICALS CO LTD

27 patents
US5789328AAug 4, 1998

Bulky nonwoven fabric and method for producing the same

NIPPON PETROCHEMICALS CO LTD71 citations96
US4349500ASep 14, 1982

Method for stretching a fibrous or film-like material

NIPPON PETROCHEMICALS CO LTD81 citations96
US5382773AJan 17, 1995

Apparatus and method for fabricating a perforated web by light

NIPPON PETROCHEMICALS CO LTD59 citations94
US5312500AMay 17, 1994

Non-woven fabric and method and apparatus for making the same

NIPPON PETROCHEMICALS CO LTD83 citations94
US4992124AFeb 12, 1991

Method of making cross-laminated stretched non-woven fabric

NIPPON PETROCHEMICALS CO LTD58 citations94
US4525317AJun 25, 1985

Method and apparatus for stretching film or fibrous web

NIPPON PETROCHEMICALS CO LTD64 citations94
US6054086AApr 25, 2000

Process of making high-strength yarns

NIPPON PETROCHEMICALS CO LTD48 citations93
US6637128B2Oct 28, 2003

Heating apparatus for a transversely stretched nonwoven fabric

NIPPON PETROCHEMICALS CO LTD35 citations92
US5826314AOct 27, 1998

Device for transversely stretching web

NIPPON PETROCHEMICALS CO LTD50 citations92
US5791030AAug 11, 1998

Web widening apparatus

NIPPON PETROCHEMICALS CO LTD40 citations92
US5729878AMar 24, 1998

Web spreading apparatus

NIPPON PETROCHEMICALS CO LTD51 citations92
US5300166AApr 5, 1994

Apparatus for manufacturing a web and method

NIPPON PETROCHEMICALS CO LTD22 citations92
US5290377AMar 1, 1994

Method for producing reticular nonwoven fabric

NIPPON PETROCHEMICALS CO LTD38 citations92
US5232533AAug 3, 1993

Method for heat-setting cross-laminated non-woven fabrics

NIPPON PETROCHEMICALS CO LTD36 citations92
US6132661AOct 17, 2000

Longitudinally stretched nonwoven fabric and method for producing the same

NIPPON PETROCHEMICALS CO LTD29 citations91
US4434128AFeb 28, 1984

Method and apparatus for stretching thermoplastic polymer films

NIPPON PETROCHEMICALS CO LTD48 citations91
US6524521B1Feb 25, 2003

Method of and apparatus for manufacturing longitudinally aligned nonwoven fabric

NIPPON PETROCHEMICALS CO LTD36 citations89
US5307609AMay 3, 1994

Apparatus for wrapping and method therefor

NIPPON PETROCHEMICALS CO LTD52 citations89
US6495078B1Dec 17, 2002

Transversely aligned web in which filaments spun at high rate aligned in the transverse direction

NIPPON PETROCHEMICALS CO LTD14 citations83
US4489630ADec 25, 1984

Method and apparatus for slitting thermoplastic films

NIPPON PETROCHEMICALS CO LTD25 citations81
US6063492AMay 16, 2000

Adhesive tape and its base fabric

NIPPON PETROCHEMICALS CO LTD10 citations74
US6511625B1Jan 28, 2003

Transversely stretched nonwoven fabric with high tensile strength stretched seven times wider or more in transverse direction

NIPPON PETROCHEMICALS CO LTD8 citations73
US5259097ANov 9, 1993

Stretching machine

NIPPON PETROCHEMICALS CO LTD17 citations73
US4331624AMay 25, 1982

Method and apparatus for biaxially stretching a tubular film

NIPPON PETROCHEMICALS CO LTD14 citations73
US5240160AAug 31, 1993

Rotary splitting tool to fabricate a fibrillated web

NIPPON PETROCHEMICALS CO LTD8 citations70
US4335070AJun 15, 1982

Method of manufacturing a reticular web having reinforced selvages

NIPPON PETROCHEMICALS CO LTD3 citations62
US6877971B2Apr 12, 2005

Apparatus for producing a transversely aligned web in which filaments spun at high rate are aligned in the transverse direction

NIPPON PETROCHEMICALS CO LTD3 citations61

POLYMER PROCESSING RES INST

12 patents
US5840633ANov 24, 1998

Nonwoven fabric and method of making the same

POLYMER PROCESSING RES INST65 citations95
US6048808AApr 11, 2000

Nonwoven fabric and method of making the same

POLYMER PROCESSING RES INST22 citations92
US4211807AJul 8, 1980

Reinforced non-woven fabrics and method of making same

POLYMER PROCESSING RES INST53 citations92
US6051175AApr 18, 2000

Process for producing filament and filament assembly composed of thermotropic liquid crystal polymer

POLYMER PROCESSING RES INST37 citations91
US4411722AOct 25, 1983

Method for producing a non-woven fabric of cross-laminated warp and weft webs of elongated stocks

POLYMER PROCESSING RES INST47 citations90
US6605553B2Aug 12, 2003

Tow multiaxial non-woven fabric

POLYMER PROCESSING RES INST10 citations73
US4440700AApr 3, 1984

Process for collecting centrifugally ejected filaments

POLYMER PROCESSING RES INST18 citations73
US6207273B1Mar 27, 2001

Process for producing filament and filament assembly composed of thermotropic liquid crystal polymer

POLYMER PROCESSING RES INST12 citations72
US3950467AApr 13, 1976

Method for shaping tubular films in downward and wet manner

POLYMER PROCESSING RES INST9 citations71
US3953909AMay 4, 1976

Method for producing laterally spread reticular web of split fibers

POLYMER PROCESSING RES INST6 citations62
US6984350B2Jan 10, 2006

Method of and apparatus for manufacturing a web having filaments aligned in a transverse direction

POLYMER PROCESSING RES INST6 citations60
US4499639AFeb 19, 1985

Process for broadening the width of a bundle of parallel filaments having a band form

POLYMER PROCESSING RES INST0 citations40

NIPPON OIL CO LTD

6 patents