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Inventor

Masaharu Tomita

Inventor
Mobara, JP

Overview

5→
Patents
1999–2001
Patent span
Electricity
Primary field (CPC H)

Patents· 5 as inventor

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

H01Jprimary
H01JElectric discharge tubes or discharge lamps83%
G09GArrangements or circuits for control of indicating devices using static means to present variable information17%
PatentTitleYear
6,218,778'Field emission device having interlayer connections'20016,163,107'Field emission cathode'20006,133,678'Field emission element'20005,955,832'Vacuum envelope having niobium oxide gate electrode structure'19995,955,850'Field emission display device'1999

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1999–2001Patents assigned to FUTABA DENSHI KOGYO KK (5)· patent assignee history
1999–2001Based in Mobara, JP· patent location history
1999Based in Mobara-shi, JP· patent location history
2000Patents assigned to AGENCY IND SCIENCE TECHN (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
FUTABA DENSHI KOGYO KK51999–2001
AGENCY IND SCIENCE TECHN12000
Locations
LocationPatentsSpan
Mobara, JP41999–2001
Mobara-shi, JP11999