Inventor

Michikage Matsui

Inventor

Ibaraki, JP

Overview

17→

Patents

1979–2005

Patent span

Textiles

Primary field (CPC D)

Patents· 17 as inventor

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

Y10Tprimary

Y10TTechnical subjects covered by former us classification21%

D01FChemical features in the manufacture of artificial filaments, threads, fibres, bristles or ribbons12%

Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests11%

C08LCompositions of macromolecular compounds6%

D02GCrimping or curling fibres, filaments, threads, or yarns6%

D06NWall, floor, or like covering materials, e.g. linoleum, oilcloth, artificial leather, roofing felt, consisting of a fibrous web coated with a layer of macromolecular material6%

D21HPulp compositions6%

H05KPrinted circuits6%

B32BLayered products, i.e. products built-up of strata of flat or non-flat, e.g. cellular or honeycomb, form5%

C08JWorking-up5%

PatentTitleYear

6,838,401'Heat-resistant fibrous paper'2005 6,716,776'Nonwoven fabric made from filaments and artificial leather containing it'2004 6,521,552'Water vapor-permeable, waterproof fabric'2003 6,407,017'Wholly aromatic polyamide fiber synthetic paper sheet'2002 6,319,605'Heat-resistant fiber paper'2001 6,280,843'Wholly aromatic polyamide fibers, a sheet comprising same and method of producing the sheet'2001 6,221,924'Biodegradable cellulose acetate foam and process for its production'2001 5,993,944'Non-impregnated type substrate useful as base fabric for artificial leather, artificial leather made therefrom, and process for their production'1999 5,378,538'Aromatic polyamide flat yarn'1995 4,670,343'Wholly aromatic polyamide fiber'1987 4,609,710'Undrawn polyester yarn and process for manufacturing'1986 4,475,330'High twist polyester multifilament yarn and fabric made therefrom'1984 4,454,196'Polyester multifilament yarn and a process for manufacturing the same'1984 4,410,473'Process for manufacturing a polyester multifilament yarn'1983 4,357,390'Antistatic polyester fibers'1982 4,352,705'Process for the preparation of leatherlike sheet materials'1982 4,164,116'Method of producing a polyester filament yarn having a high level of twist'1979

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1979–2005Patents assigned to TEIJIN LTD (17)· patent assignee history

1979–2004Based in Ibaraki, JP· patent location history

1995Based in Katano, JP· patent location history

2001Patents assigned to SUZUKI SOGYO KK (1)· patent assignee history

2005Based in Osaka, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
TEIJIN LTD	17	1979–2005
SUZUKI SOGYO KK	1	2001

Locations

Location	Patents	Span
Ibaraki, JP	15	1979–2004
Osaka, JP	1	2005
Katano, JP	1	1995