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Naoki Tsutsui
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Yokosuka, JP
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last 30 patents
Information
Patent Grant
Dual tube fluorescent lamp and light device
Patent number
6,175,187
Issue date
Jan 16, 2001
Toshiba Lighting & Technology Corp.
Naoki Tsutsui
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Lighting device and display equipment
Patent number
6,166,491
Issue date
Dec 26, 2000
Toshiba Lighting & Technology Corporation
Ryuji Tsuchiya
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Low-pressure mercury vapor-filled discharge lamp, luminaire and dis...
Patent number
6,057,635
Issue date
May 2, 2000
Toshiba Lighting and Technology Corporation
Kiyoshi Nishimura
H01 - BASIC ELECTRIC ELEMENTS