Network


Latest external collaboration on country level. Dive into details by clicking on the dots.

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Dive into the research topics where Nakagawa Hiroki is active.

Publication


Featured researches published by Nakagawa Hiroki.


Archive | 2004

LIGHTING DEVICE FOR FLUORESCENT LAMP AND BULB TYPE FLUORESCENT LAMP

Kitagawa Hironori; Nakagawa Hiroki


Archive | 2002

ELECTRIC BULB TYPE FLUORESCENCE LAMP

Tsunefuji Yuji; Matsui Nobuyuki; Kitagawa Hironori; Nakagawa Hiroki


Archive | 2012

LAMP DESIGNED TO USE SOLID-STATE LIGHT EMITTING DEVICE AS LIGHT SOURCE

Nakagawa Hiroki; Kakuno Yoshinori; Uemoto Takaari; Sugita Kazushige


Archive | 1998

Zündvorrichtung für eine Leuchtstofflampe bzw. Leuchtstoffröhre

Nakagawa Hiroki; Tahara Tetsuya; Tashiro Youji; Ozawa Masataka


Archive | 2003

BULB FLUORESCENT LAMP

Kitagawa Hironori; Nakagawa Hiroki


Archive | 2002

LIGHT BULB FORMED FLUORESCENT LAMP

Matsui Nobuyuki; Nakagawa Hiroki; Tawara Tetsuya


Archive | 2001

SELFBALLASTED FLUORESCENT LAMP LIGHTING DEVICE

Nakagawa Hiroki; Tawara Tetsuya


Archive | 2000

Flourescent lamp lighting apparatus

Nakagawa Hiroki; Tahara Tetsuya; Tashiro Youji; Ozawa Masataka


Archive | 2006

Schaltungsanordnung zum Zünden und Betreiben einer Leuchtstofflampe

Nakagawa Hiroki; Tahara Tetsuya; Tashiro Youji; Ozawa Masataka


Archive | 2003

Glühbirne für Gasentladungslampe

Nakagawa Hiroki; Tahara Tetsuya

Collaboration


Dive into the Nakagawa Hiroki's collaboration.

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