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Inventor

Sakae Ogashiwa

Inventor
Tokyo, JP

Overview

3→
Patents
2006–2012
Patent span
Physics
Primary field (CPC G)

Patents· 3 as inventor

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

G03Gprimary
G03GElectrography75%
B65HHandling thin or filamentary material, e.g. sheets, webs, cables25%
PatentTitleYear
8,270,891'Developer storage unit and image forming apparatus'20127,648,137'Medium ejection device and image forming apparatus'20107,113,725'Roller, belt unit, and image forming apparatus that uses a roller and a belt unit'2006

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2006–2012Patents assigned to OKI DATA KK (3)· patent assignee history
2006–2012Based in Tokyo, JP· patent location history
2012Patents assigned to OGASHIWA SAKAE (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
OKI DATA KK32006–2012
OGASHIWA SAKAEself12012
Locations
LocationPatentsSpan
Tokyo, JP32006–2012