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Inventor

Toshinobu Hirayama

Inventor
Kawasaki, JP

Overview

4→
Patents
1992–2008
Patent span
Human necessities
Primary field (CPC A)

Patents· 4 as inventor

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

A61Fprimary
A61FFilters implantable into blood vessels25%
C07CAcyclic or carbocyclic compounds25%
H10PGeneric processes or apparatus for the manufacture or treatment of devices covered by class h1025%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests25%
PatentTitleYear
7,449,415'Gas for plasma reaction and process for producing thereof'20086,884,365'Gas for plasma reaction and method for production thereof'20055,298,015'Wound dressing having a porous structure'19945,149,469'Method of manufacturing a wound dressing'1992

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1992–1994Patents assigned to NIPPON ZEON CO (2)· patent assignee history
1992–1994Based in Yokohama, JP· patent location history
2005–2008Patents assigned to ZEON CORP (2)· patent assignee history
2005–2008Based in Kawasaki, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
NIPPON ZEON CO21992–1994
ZEON CORP22005–2008
Locations
LocationPatentsSpan
Kawasaki, JP22005–2008
Yokohama, JP21992–1994