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Inventor

Hidehiro Koumura

Inventor
Mobara, JP

Overview

8→
Patents
1999–2002
Patent span
Electricity
Primary field (CPC H)

Patents· 8 as inventor

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

H01Jprimary
H01JElectric discharge tubes or discharge lamps100%
PatentTitleYear
6,388,368'Color cathode ray tube having an improved internal magnetic shield'20026,335,589'Color cathode ray tube having adjustment magnet assembly at neck portion'20026,229,254'Color cathode ray tube having an improved internal magnetic shield'20016,222,311'Narrow-neck CRT having a large stem pin circle'20016,194,823'Color cathode ray tube having adjustment magnet assembly at the neck portion of the tube'20016,078,134'Narrow-neck CRT having a large stem pin circle'20005,994,830'Narrow-neck CRT having a large stem pin circle'19995,898,264'Narrow-neck CRT having a large stem pin circle'1999

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1999–2002Patents assigned to HITACHI LTD (8)· patent assignee history
1999–2001Based in Mobara, JP· patent location history
2001–2002Based in Goshogawara, JP· patent location history
2001–2002Based in Gosyogawara, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
HITACHI LTD81999–2002
Locations
LocationPatentsSpan
Mobara, JP41999–2001
Goshogawara, JP22001–2002
Gosyogawara, JP22001–2002