Inventor

Masahiro Tsubone

Inventor

Koga, JP

Overview

11→

Patents

1980–2003

Patent span

Performing operations

Primary field (CPC B)

Patents· 11 as inventor

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

B29Cprimary

B29CShaping or joining of plastics17%

Y10TTechnical subjects covered by former us classification15%

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. inserts11%

B29LIndexing scheme associated with subclass b29c, relating to particular articles11%

B32BLayered products, i.e. products built-up of strata of flat or non-flat, e.g. cellular or honeycomb, form11%

C08JWorking-up9%

Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests8%

B29BPreparation or pretreatment of the material to be shaped6%

B65DContainers for storage or transport of articles or materials, e.g. bags, barrels, bottles, boxes, cans, cartons, crates, drums, jars, tanks, hoppers, forwarding containers6%

Y02WClimate change mitigation technologies related to wastewater treatment or waste management6%

PatentTitleYear

6,537,404'Continuous manufacturing method and manufacturing apparatus of thermoplastic polyester resin foam'2003 6,254,977'High molecular weight thermoplastic polyester resin foam'2001 5,958,164'Method of manufacturing thermoplastic polyester resin foam by extrusion'1999 5,882,782'Separable foamed thermoplastic resin laminate sheet, process for producing the same, and formings produced therefrom'1999 4,911,978'Polyolefin resin foamed laminate sheet and double-side vacuum forming of the same'1990 4,734,304'Heat-shrinkable sheet'1988 4,536,357'Method and apparatus for preparing multi-cellular foamed board of thermoplastic resin'1985 4,528,221'Polystyrene foamed sheet suitable for forming'1985 4,463,861'Sheet for forming sleeve and process for producing the same'1984 4,426,065'Continuous process for the production of polystyrene foamed articles'1984 4,221,621'Process for preparing a foamed article of thermoplastic resin and a die therefor'1980

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1980–2003Patents assigned to SEKISUI PLASTICS (11)· patent assignee history

1980–2003Based in Koga, JP· patent location history

1990–1999Based in Ibaraki, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
SEKISUI PLASTICS	11	1980–2003

Locations

Location	Patents	Span
Koga, JP	9	1980–2003
Ibaraki, JP	2	1990–1999