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Inventor

Masao Kurahashi

Inventor
Haga-gun, JP

Overview

3→
Patents
1998–2003
Patent span
Human necessities
Primary field (CPC A)

Patents· 3 as inventor

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

A61Fprimary
A61FFilters implantable into blood vessels50%
A61LMethods or apparatus for sterilising materials or objects in general17%
B32BLayered products, i.e. products built-up of strata of flat or non-flat, e.g. cellular or honeycomb, form17%
Y10TTechnical subjects covered by former us classification17%
PatentTitleYear
6,632,974'Absorbent article'20035,763,333'Composite sheet, absorbent article and process for producing the same'19985,735,839'Shorts type disposable diaper'1998

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1998–2003Patents assigned to KAO CORP (3)· patent assignee history
1998Based in Haga-gun, JP· patent location history
2003Based in Tochigi, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
KAO CORP31998–2003
Locations
LocationPatentsSpan
Haga-gun, JP21998
Tochigi, JP12003