Inventor

Takao Aoyagi

Inventor

Sagamihara, JP

Overview

8→

Patents

1990–2019

Patent span

Human necessities

Primary field (CPC A)

Patents· 8 as inventor

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

A61Kprimary

A61KPreparations for medical, dental or toiletry purposes22%

C08GMacromolecular compounds obtained otherwise than by reactions only involving unsaturated carbon-to-carbon bonds17%

Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests13%

A01NPreservation of bodies of humans or animals or plants or parts thereof4%

A61MDevices for introducing media into, or onto, the body4%

A61PSpecific therapeutic activity of chemical compounds or medicinal preparations4%

B01DSeparation4%

B29CShaping or joining of plastics4%

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. inserts4%

B29LIndexing scheme associated with subclass b29c, relating to particular articles4%

PatentTitleYear

10,232,321Blood purification membrane, method for manufacturing blood purification membrane, and dialysis device2019 6,634,010'ASIC design support system'2003 6,495,645'Acrylamide derivatives and polymers containing said derivatives'2002 5,624,680'Hydroxysilyl-terminated polyoxyethylene compound, quaternary-salt-terminated block copolymer, and percutaneous absorption-promoting agent'1997 5,616,317'Polycationic polymer and polycationic microbicidal and algaecidal agent'1997 5,417,983'Drug release controlling material responsive to changes in temperature'1995 5,200,488'Polyorganosiloxane having a quaternary salt at its one terminal and percutaneous absorption-promoting agent'1993 4,968,539'Liquid crystal membrane'1990

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1990Patents assigned to LION CORP (1)· patent assignee history

1990–1995Based in Sagamihara, JP· patent location history

1993–1997Patents assigned to SAGAMI CHEM RES (4)· patent assignee history

1997Patents assigned to KXI CHEMICAL INDUSTRY CO LTD (1)· patent assignee history

1997Based in Nagareyama, JP· patent location history

2002Patents assigned to OKANO TEROU (1)· patent assignee history

2002Based in Chiba, JP· patent location history

2003Based in Kawasaki, JP· patent location history

2019Patents assigned to NAT INST MATERIALS SCIENCE (1)· patent assignee history

2019Based in Tsukuba, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
SAGAMI CHEM RES	4	1993–1997
KXI CHEMICAL INDUSTRY CO LTD	1	1997
LION CORP	1	1990
NAT INST MATERIALS SCIENCE	1	2019
OKANO TEROU	1	2002

Locations

Location	Patents	Span
Sagamihara, JP	3	1990–1995
Nagareyama, JP	2	1997
Tsukuba, JP	1	2019
Kawasaki, JP	1	2003
Chiba, JP	1	2002