This inventor holds 2 USPTO granted patents. Top assignees: Hitachi, Ltd., Hitachi Information Technology Co., Ltd., Hitachi Software Engineering Company, Ltd.. Active years: 1992-2005.
% Patents Active = 50.0
Average Co-Inventor Count = 4.0
ph-index = 2
Forward Citations = 16(Granted Patents)
Company Filing History:

Hitachi, Ltd.
Hitachi Information Technology Co., Ltd.

Hitachi Software Engineering Company, Ltd.
where one patent can have more than one assignee
Years Active: 1992-2005
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2 patents (USPTO):Explore Patents
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