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Inventor

Keisuke Okubo

Inventor
Himeji, JP

Overview

2→
Patents
2004–2005
Patent span
Electricity
Primary field (CPC H)

Patents· 2 as inventor

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

H01Jprimary
H01JElectric discharge tubes or discharge lamps67%
G03FPhotomechanical production of textured or patterned surfaces, e.g. for printing, for processing of semiconductor devices33%
PatentTitleYear
6,844,678'Short arc discharge lamp'20056,683,413'High pressure discharge lamp of the short arc type'2004

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2004–2005Patents assigned to USHIO ELECTRIC INC (2)· patent assignee history
2004–2005Based in Himeji, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
USHIO ELECTRIC INC22004–2005
Locations
LocationPatentsSpan
Himeji, JP22004–2005