SK

Seiko Kawashima

TT Toshiba Lighting & Technology: 20 patents #23 of 486Top 5%
HL Harison Toshiba Lighting: 2 patents #27 of 82Top 35%
KT Kabushiki Kaisha Toshiba: 1 patents #13,537 of 21,451Top 65%
Overall (All Time): #224,306 of 4,157,543Top 6%
20
Patents All Time

Issued Patents All Time

Showing 1–20 of 20 patents

Patent #TitleCo-InventorsDate
8847477 Light-emitting circuit and luminaire Yoshiko Takahashi, Masahiro Fujita, Takahito Kashiwagi 2014-09-30
8727568 Light-emitting apparatus and illumination apparatus Tsuyoshi Oyaizu, Haruki Takei 2014-05-20
8716943 Light-emitting device and lighting apparatus provided with the same Tsuyoshi Oyaizu, Haruki Takei, Akiko Saito 2014-05-06
8643047 Light-emitting device and luminaire Kozo Uemura, Soichi Shibusawa, Yumiko Hayashida, Kiyoshi Nishimura, Tsuyoshi Oyaizu +3 more 2014-02-04
8641232 Light emitting device and illumination apparatus Yuichiro Takahara, Kazuya Kondo, Yusuke Shibahara, Hiroki Tamai, Haruki Takei +1 more 2014-02-04
8608340 Light-emitting module and lighting apparatus with the same Tsuyoshi Oyaizu, Haruki Takei, Akiko Saito 2013-12-17
8569786 Light emitting device and illumination device Haruki Takei, Masahiro Izumi, Akiko Saito, Yusuke Shibahara, Tsuyoshi Oyaizu 2013-10-29
8408724 Light source module and lighting apparatus Kozo Ogawa, Yusuke Shibahara, Kiyoshi Nishimura, Tsuyoshi Oyaizu, Haruki Takei 2013-04-02
8403536 Light-emitting module and illuminating apparatus having an insulating base having a plurality of insulating layers Tsuyoshi Oyaizu, Haruki Takei, Naoko Matsui 2013-03-26
8360606 Light-emitting device and illumination device Haruki Takei, Tsuyoshi Oyaizu, Yasunori Yamaguchi 2013-01-29
8197099 Electronic component mounting module and electrical apparatus Tsuyoshi Oyaizu, Haruki Takei, Naoko Matsui 2012-06-12
D658600 Light emitting diode module Kazuo Egawa, Yuichiro Takahara, Akiko Saito, Tsuyoshi Oyaizu, Takeshi Arimura 2012-05-01
D658601 Light emitting diode module Kazuo Egawa, Yuichiro Takahara, Akiko Saito, Tsuyoshi Oyaizu, Takeshi Arimura 2012-05-01
D658602 Light emitting diode module Kazuo Egawa, Yuichiro Takahara, Akiko Saito, Tsuyoshi Oyaizu, Takeshi Arimura 2012-05-01
D658603 Light emitting diode module Kazuo Egawa, Yuichiro Takahara, Akiko Saito, Tsuyoshi Oyaizu, Takeshi Arimura 2012-05-01
D658604 Light emitting diode module Kazuo Egawa, Yuichiro Takahara, Akiko Saito, Tsuyoshi Oyaizu, Takeshi Arimura 2012-05-01
D658605 Light emitting diode module Kazuo Egawa, Yuichiro Takahara, Akiko Saito, Tsuyoshi Oyaizu, Takeshi Arimura 2012-05-01
8044570 Lighting device comprising a color conversion unit Tsuyoshi Oyaizu, Kozo Ogawa, Akiko Takahashi, Haruki Takei, Erika Takenaka 2011-10-25
7141932 Metal halide lamp and automotive headlamp apparatus Makoto Deguchi, Hiromichi Kawashima, Kozo Uemura, Hiroyuki Kato, Nobuhiro Tamura 2006-11-28
7116050 Metal halide lamp, headlight apparatus for vehicle using the same, and method of manufacturing metal halide lamp Nobuhiro Tamura, Takuya Honma, Hiromichi Kawashima, Hiroyuki Kato, Makoto Deguchi 2006-10-03