Tomomi Matsuoka

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Kanzaki-gun, JP

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Patents Grantslast 30 patents

Information Patent Grant
Light-emitting device
- Patent number 8,922,101
- Issue date Dec 30, 2014
- Ushio Denki Kabushiki Kaisha
- Kunihiko Hakata
- F21 - LIGHTING
Information Patent Grant
Light-emitting device and lighting apparatus incorporating same
- Patent number 8,400,051
- Issue date Mar 19, 2013
- Sanyo Electric Co., Ltd.
- Kunihiko Hakata
- F21 - LIGHTING
Information Patent Grant
LED lamp-lighting circuit and LED lamp as well as an LED lamp-light...
- Patent number 8,198,831
- Issue date Jun 12, 2012
- Ushio Denki Kabushiki Kaisha
- Tomomi Matsuoka
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR

Patents Applicationslast 30 patents

Information Patent Application
FLOODLIGHT DEVICE
- Publication number 20190242553
- Publication date Aug 8, 2019
- Ushio Denki Kabushiki Kaisha
- Tomomi MATSUOKA
- F21 - LIGHTING
Information Patent Application
LIGHT-EMITTING DEVICE AND LIGHTING APPARATUS INCORPORATIONG SAME
- Publication number 20130099271
- Publication date Apr 25, 2013
- Ushio Denki Kabushiki Kaisha
- Kunihiko Hakata
- F21 - LIGHTING
Information Patent Application
LED LAMP-LIGHTING CIRCUIT AND LED LAMP AS WELL AS AN LED LAMP-LIGHT...
- Publication number 20100134049
- Publication date Jun 3, 2010
- Ushio Denki Kabushiki Kaisha
- Tomomi MATSUOKA
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
LIGHT-EMITTING DEVICE AND LIGHTING APPARATUS INCORPORATING SAME
- Publication number 20090184618
- Publication date Jul 23, 2009
- Sanyo Electric Co., Ltd.
- Kunihiko Hakata
- F21 - LIGHTING