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Inventor

Motohiro Niijima

Inventor
Tokyo, JP

Overview

3→
Patents
2002–2014
Patent span
Performing operations
Primary field (CPC B)

Patents· 3 as inventor

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

B24Bprimary
B24BMachines, devices, or processes for grinding or polishing50%
C30BSingle-crystal growth25%
Y10TTechnical subjects covered by former us classification25%
PatentTitleYear
8,696,924'Polishing apparatus and polishing method'20148,454,407'Polishing method and apparatus'20136,471,768'Method of and apparatus for growing ribbon of crystal'2002

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2002–2014Patents assigned to EBARA CORP (3)· patent assignee history
2002Based in Fujisawa, JP· patent location history
2013–2014Patents assigned to NIIJIMA MOTOHIRO (2)· patent assignee history
2013–2014Patents assigned to TAKAHASHI TARO (2)· patent assignee history
2013Patents assigned to OGAWA AKIHIKO (1)· patent assignee history
2013–2014Based in Tokyo, JP· patent location history
2014Patents assigned to OHTA SHINRO (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
EBARA CORP32002–2014
NIIJIMA MOTOHIROself22013–2014
TAKAHASHI TARO22013–2014
OGAWA AKIHIKO12013
OHTA SHINRO12014
Locations
LocationPatentsSpan
Tokyo, JP22013–2014
Fujisawa, JP12002