Panasonic Corporation

Matsushita Electric Industrial Co., Ltd.

Ushio Denki Kabushiki Kaisha

Matsushita Electronics Corporation

Taku Ikeda

Naotaka Hashimoto

Shinya Kawagoe

Toshiyasu Kojima

Akira Taniuchi

Hideo Nagai

Kazuo Maeda

Takaari Uemoto

Hiroshi Sugimoto

Hiroshi Nohara

Yasuyuki Ueda

Ichiro Shibagaki

Ichiro Takeuchi

Mituhiko Kimoto

Takeshi Fujikawa

Provided is a lighting apparatus that is suitable as a substitute for a conventional halogen lamp when positively utilizing leaked light. The lighting apparatus comprises: a heat dissipatorthat is in one of a bottomed cylindrical shape and a bowl shape, and that has a bottom portion, a circumferential wall portion, and an opening; and a light-emitting deviceb that is provided inside the heat dissipatorat the bottom portion and is operable to emit light, wherein the heat dissipatorhas one or more windowsfor leaking the emitted light outside the heat dissipater

Illuminating apparatus

Provided is a lighting apparatus that is suitable as a substitute for a conventional halogen lamp when positively utilizing leaked light. The lighting apparatus comprises: a heat dissipatorthat is in one of a bottomed cylindrical shape and a bowl shape, and that has a bottom portion, a circumferential wall portion, and an opening; and a light-emitting deviceb that is provided inside the heat dissipatorat the bottom portion and is operable to emit light, wherein the heat dissipatorhas one or more windowsfor leaking the emitted light outside the heat dissipator

Provided is a lighting apparatus that is suitable as a substitute for a conventional halogen lamp when positively utilizing leaked light. The lighting apparatus comprises: a heat dissipatorthat is in one of a bottomed cylindrical shape and a bowl shape, and that has a bottom portion, a circumferential wall portion, and an opening; and a light-emitting devicethat is provided inside the heat dissipatorat the bottom portion and is operable to emit light, wherein the heat dissipatorhas one or more windowsfor leaking the emitted light outside the heat dissipator

Provided is a light-bulb type LED lampincluding a plurality of LEDs-, a base, a lighting circuit unit that converts commercial power provided through the baseinto power for lighting the LEDs-, and a heat radiation memberthat includes a bowl-shaped portion. Two stagesand, extending inwards from an inner circumferential surfaceof the bowl-shaped portion, are provided in a direction of a central axis X of the bowl-shaped portion. The LEDs-are mounted on the stagesandin a circumferential direction around the central axis X.

Light-bulb type LED lamp and illumination apparatus

Lamp filament

Filament for lamp

Growing community of inventors

Kadoma, Japan

Taku Ikeda