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Inventor

Osamu Kakurai

Inventor
Ibaraki, JP

Overview

2→
Patents
1999–2003
Patent span
Performing operations
Primary field (CPC B)

Patents· 2 as inventor

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

B41Lprimary
B41LApparatus or devices for manifolding, duplicating or printing for office or other commercial purposes50%
B65HHandling thin or filamentary material, e.g. sheets, webs, cables50%
PatentTitleYear
6,581,514'Print medium feed device and stencil printing machine'20035,979,311'Stencil printer having printing paper feed control structure'1999

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1999–2003Patents assigned to RISO KAGAKU CORP (2)· patent assignee history
1999–2003Based in Ibaraki, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
RISO KAGAKU CORP21999–2003
Locations
LocationPatentsSpan
Ibaraki, JP21999–2003