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Toshiyuki Nakamura
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Kanagawa-ken, JP
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Patents Grants
last 30 patents
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Patent Grant
Circular fluorescent lamp including an insulator between conductive...
Patent number
6,815,879
Issue date
Nov 9, 2004
Toshiba Lighting & Technology Corporation
Toshiyuki Nakamura
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Low-pressure mercury vapor discharge lamp and illuminator
Patent number
6,337,539
Issue date
Jan 8, 2002
Toshiba Lighting & Technology Corporation
Takashi Yorifuji
H01 - BASIC ELECTRIC ELEMENTS
Patents Applications
last 30 patents
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Patent Application
Circular fluorescent lamp, and a lighting fixture using the lamp
Publication number
20030025432
Publication date
Feb 6, 2003
Toshiyuki Nakamura
H01 - BASIC ELECTRIC ELEMENTS