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Inventor

Machiko Yokoyama

Inventor
Tochigi, JP

Overview

2→
Patents
2003–2006
Patent span
Human necessities
Primary field (CPC A)

Patents· 2 as inventor

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

A61Fprimary
A61FFilters implantable into blood vessels20%
A61KPreparations for medical, dental or toiletry purposes20%
A61QSpecific use of cosmetics or similar toiletry preparations20%
D21HPulp compositions20%
Y10TTechnical subjects covered by former us classification20%
PatentTitleYear
7,094,462'Base material for wiping sheet'20066,503,232'Sheet pack'2003

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2003–2006Patents assigned to KAO CORP (2)· patent assignee history
2003–2006Based in Tochigi, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
KAO CORP22003–2006
Locations
LocationPatentsSpan
Tochigi, JP22003–2006