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Inventor

Hirohiko Kubo

Inventor
Hyogo, JP

Overview

4→
Patents
1993–2000
Patent span
Physics
Primary field (CPC G)

Patents· 4 as inventor

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

G03Gprimary
G03GElectrography40%
B65HHandling thin or filamentary material, e.g. sheets, webs, cables20%
H01GCapacitors20%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests20%
PatentTitleYear
6,031,713'Aluminum electrolytic capacitor'20005,305,996'Paper hopper'19945,221,952'Means for separating image recording medium in electrophotographic recording apparatus'19935,214,475'Method and apparatus for detecting residual quantity of toner in image forming device'1993

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1993–1994Patents assigned to FUJITSU LTD (3)· patent assignee history
1993–1994Based in Hyogo, JP· patent location history
1993Based in Kawasaki, JP· patent location history
2000Patents assigned to MATSUSHITA ELECTRIC INDUSTRIAL CO LTD (1)· patent assignee history
2000Based in Kyoto, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
FUJITSU LTD31993–1994
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD12000
Locations
LocationPatentsSpan
Hyogo, JP21993–1994
Kyoto, JP12000
Kawasaki, JP11993