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Inventor

Atsuko Miyashita

Inventor
Tokyo, JP

Overview

2→
Patents
1997–2002
Patent span
Electricity
Primary field (CPC H)

Patents· 2 as inventor

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

G03Gprimary
G03GElectrography25%
H10BElectronic memory devices25%
H10DInorganic electric semiconductor devices25%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests25%
PatentTitleYear
6,421,511'Transfer device and image formation apparatus'20025,698,878'Plate potential applying structure of trench capacitor cell'1997

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1997Patents assigned to TOSHIBA KK (1)· patent assignee history
1997Based in Sagamihara, JP· patent location history
2002Patents assigned to RICOH KK (1)· patent assignee history
2002Based in Tokyo, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
RICOH KK12002
TOSHIBA KK11997
Locations
LocationPatentsSpan
Tokyo, JP12002
Sagamihara, JP11997