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Inventor

Yoko Matsuzawa

Inventor
Kanagawa, JP

Overview

4→
Patents
1992–2014
Patent span
Chemistry
Primary field (CPC C)

Patents· 4 as inventor

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

G11Bprimary
G11BInformation storage based on relative movement between record carrier and transducer18%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests18%
B82YSpecific uses or applications of nanostructures9%
C01BNon-metallic elements9%
C07CAcyclic or carbocyclic compounds9%
C09KMaterials for miscellaneous applications, not provided for elsewhere9%
G06FElectric digital data processing9%
H03KPulse technique9%
Y10TTechnical subjects covered by former us classification9%
PatentTitleYear
8,729,307'Photoresponsive ionic organic compound, method of producing the same, and photoresponsive carbon nanotube dispersant comprising said ionic organic compound'20145,556,681'Optical information recording medium'19965,486,437'Optical recording method'19965,140,178'Reset circuit for microcomputer'1992

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1992Based in Tokyo, JP· patent location history
1996Patents assigned to SONY CORP (2)· patent assignee history
1996Based in Kanagawa, JP· patent location history
2014Patents assigned to KATO HARUHISA (1)· patent assignee history
2014Patents assigned to MATSUZAWA YOKO (1)· patent assignee history
2014Patents assigned to NAT INST OF ADVANCED IND SCIEN (1)· patent assignee history
2014Patents assigned to OHYAMA HARUMI (1)· patent assignee history
2014Based in Tsukuba, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
SONY CORP21996
KATO HARUHISA12014
MATSUZAWA YOKOself12014
NAT INST OF ADVANCED IND SCIEN12014
OHYAMA HARUMI12014
Locations
LocationPatentsSpan
Kanagawa, JP21996
Tsukuba, JP12014
Tokyo, JP11992