Inventor

Kazuhiko Kurihara

Inventor

Tokyo, JP

Overview

45→

Patents

1976–2006

Patent span

Performing operations

Primary field (CPC B)

Patents· 45 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

D04Hprimary

D04HMaking textile fabrics, e.g. from fibres or filamentary material18%

B29CShaping or joining of plastics18%

Y10TTechnical subjects covered by former us classification17%

D01DMechanical methods or apparatus in the manufacture of artificial filaments, threads, fibres, bristles or ribbons8%

B29KIndexing scheme associated with subclasses b29b, b29c or b29d, relating to moulding materials or to materials for moulds, reinforcements, fillers or preformed parts, e.g. inserts5%

Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests4%

B32BLayered products, i.e. products built-up of strata of flat or non-flat, e.g. cellular or honeycomb, form3%

B65HHandling thin or filamentary material, e.g. sheets, webs, cables3%

B29DProducing particular articles from plastics or from substances in a plastic state3%

C08JWorking-up3%

PatentTitleYear

6,984,350'Method of and apparatus for manufacturing a web having filaments aligned in a transverse direction'2006 6,877,971'Apparatus for producing a transversely aligned web in which filaments spun at high rate are aligned in the transverse direction'2005 6,637,128'Heating apparatus for a transversely stretched nonwoven fabric'2003 6,605,553'Tow multiaxial non-woven fabric'2003 6,524,521'Method of and apparatus for manufacturing longitudinally aligned nonwoven fabric'2003 6,511,625'Transversely stretched nonwoven fabric with high tensile strength stretched seven times wider or more in transverse direction'2003 6,495,078'Transversely aligned web in which filaments spun at high rate aligned in the transverse direction'2002 6,207,273'Process for producing filament and filament assembly composed of thermotropic liquid crystal polymer'2001 6,132,661'Longitudinally stretched nonwoven fabric and method for producing the same'2000 6,063,492'Adhesive tape and its base fabric'2000 6,054,086'Process of making high-strength yarns'2000 6,051,175'Process for producing filament and filament assembly composed of thermotropic liquid crystal polymer'2000 6,048,808'Nonwoven fabric and method of making the same'2000 5,840,633'Nonwoven fabric and method of making the same'1998 5,826,314'Device for transversely stretching web'1998 5,791,030'Web widening apparatus'1998 5,789,328'Bulky nonwoven fabric and method for producing the same'1998 5,729,878'Web spreading apparatus'1998 5,723,388'Prepreg of ultra-high-molecular-weight polyethylene'1998 5,702,657'Method for the continuous production of a polyethylene material having high strength and high modulus of elasticity'1997 5,612,125'Process for producing prepreg'1997 5,578,373'Split polyethylene stretched material and process for producing the same'1996 5,382,773'Apparatus and method for fabricating a perforated web by light'1995 5,312,500'Non-woven fabric and method and apparatus for making the same'1994 5,307,609'Apparatus for wrapping and method therefor'1994 5,300,166'Apparatus for manufacturing a web and method'1994 5,290,377'Method for producing reticular nonwoven fabric'1994 5,259,097'Stretching machine'1993 5,240,160'Rotary splitting tool to fabricate a fibrillated web'1993 5,232,533'Method for heat-setting cross-laminated non-woven fabrics'1993 5,106,555'Process for the continuous production of high-strength and high-modulus polyethylene material'1992 5,106,558'Method for continuous preparation of polyethylene material having high strength and high modulus of elasticity'1992 4,992,124'Method of making cross-laminated stretched non-woven fabric'1991 4,525,317'Method and apparatus for stretching film or fibrous web'1985 4,499,639'Process for broadening the width of a bundle of parallel filaments having a band form'1985 4,489,630'Method and apparatus for slitting thermoplastic films'1984 4,440,700'Process for collecting centrifugally ejected filaments'1984 4,434,128'Method and apparatus for stretching thermoplastic polymer films'1984 4,411,722'Method for producing a non-woven fabric of cross-laminated warp and weft webs of elongated stocks'1983 4,349,500'Method for stretching a fibrous or film-like material'1982 4,335,070'Method of manufacturing a reticular web having reinforced selvages'1982 4,331,624'Method and apparatus for biaxially stretching a tubular film'1982 4,211,807'Reinforced non-woven fabrics and method of making same'1980 3,953,909'Method for producing laterally spread reticular web of split fibers'1976 3,950,467'Method for shaping tubular films in downward and wet manner'1976

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1976–2006Patents assigned to POLYMER PROCESSING RES INST (40)· patent assignee history

1976–2006Based in Tokyo, JP· patent location history

1980Patents assigned to SEKISUI CHEMICAL CO LTD (1)· patent assignee history

1982–2005Patents assigned to NIPPON PETROCHEMICALS CO LTD (34)· patent assignee history

1992–1998Patents assigned to NIPPON OIL CO LTD (6)· patent assignee history

1992Patents assigned to POLYMER PROCESSING RESEARCH (1)· patent assignee history

1998–2000Based in Itabashi-ku, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
POLYMER PROCESSING RES INST	40	1976–2006
NIPPON PETROCHEMICALS CO LTD	34	1982–2005
NIPPON OIL CO LTD	6	1992–1998
POLYMER PROCESSING RESEARCH	1	1992
SEKISUI CHEMICAL CO LTD	1	1980

Locations

Location	Patents	Span
Tokyo, JP	38	1976–2006
Itabashi-ku, JP	7	1998–2000