Inventor

Toshio Kusumi

Inventor

Osaka, JP

Overview

12→

Patents

1993–2002

Patent span

Performing operations

Primary field (CPC B)

Patents· 12 as inventor

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

B01Dprimary

B01DSeparation21%

Y10TTechnical subjects covered by former us classification18%

B29CShaping or joining of plastics11%

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%

C08JWorking-up11%

B32BLayered products, i.e. products built-up of strata of flat or non-flat, e.g. cellular or honeycomb, form8%

D01FChemical features in the manufacture of artificial filaments, threads, fibres, bristles or ribbons5%

Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests5%

D04HMaking textile fabrics, e.g. from fibres or filamentary material3%

E04BGeneral building constructions3%

PatentTitleYear

6,355,135'Method of laminating gas permeable sheet material'2002 6,336,948'Fire-retardant filter medium and air filter unit'2002 6,269,681'Group of particles for air filter test and method of air filter test'2001 6,261,979'Filter medium and air filter unit using the same'2001 6,235,388'Fibrous materials of fluororesins and deodorant and antibacterial fabrics made by using the same'2001 6,027,553'Air filter unit and method for manufacturing the same'2000 5,834,528'Polytetrafluoroethylene porous composite film'1998 5,772,884'Porous polytetrafluoroethylene film and process for preparation thereof'1998 5,562,986'Polytetrafluoroethylene fibers, polytetrafluoroethylene materials and process for preparation of the same'1996 D0366106'Air filter'1996 5,409,515'Filter apparatus and filter element'1995 5,234,739'Polytetrafluoroethylene porous film and preparation and use thereof'1993

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1993–2002Patents assigned to DAIKIN IND LTD (12)· patent assignee history

1993–2002Based in Osaka, JP· patent location history

1995–2001Based in Settsu, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
DAIKIN IND LTD	12	1993–2002

Locations

Location	Patents	Span
Osaka, JP	7	1993–2002
Settsu, JP	5	1995–2001