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Inventor

Daisuke Osaki

Inventor
Shinnanyo, JP

Overview

2→
Patents
2002–2004
Patent span
Chemistry
Primary field (CPC C)

Patents· 2 as inventor

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

C08Jprimary
C08JWorking-up29%
Y10TTechnical subjects covered by former us classification29%
B32BLayered products, i.e. products built-up of strata of flat or non-flat, e.g. cellular or honeycomb, form14%
C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients14%
C08LCompositions of macromolecular compounds14%
PatentTitleYear
6,720,067'Polypropylene base porous film and production process for the same'20046,472,445'Polypropylene base porous film and production process for the same'2002

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2002–2004Patents assigned to TOKUYAMA CORP (2)· patent assignee history
2002–2004Based in Shinnanyo, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
TOKUYAMA CORP22002–2004
Locations
LocationPatentsSpan
Shinnanyo, JP22002–2004