KOKUBU DENKI CO LTD has a total of 20 patent applications. Its first patent ever was published in 2000. It filed its patents most often in Japan and WIPO (World Intellectual Property Organization). Its main competitors in its focus markets electrical machinery and energy and optics are DONGGUAN LEDLINK OPTICS INC, CHEN CHIN-CHUNG and DONGBU LIGHTEC CO LTD.
# | Country | Total Patents | |
---|---|---|---|
#1 | Japan | 19 | |
#2 | WIPO (World Intellectual Property Organization) | 1 |
# | Industry | |
---|---|---|
#1 | Electrical machinery and energy | |
#2 | Optics |
# | Technology | |
---|---|---|
#1 | Lighting device details | |
#2 | Special light sources | |
#3 | Optical systems |
# | Name | Total Patents |
---|---|---|
#1 | Tanaka Shiro | 13 |
#2 | Abe Hideji | 3 |
#3 | Yuda Takashi | 2 |
#4 | Shibata Masato | 2 |
#5 | Moriyama Katsumi | 2 |
#6 | Kanda Taro | 2 |
#7 | Yamada Naoyuki | 2 |
#8 | Nakamura Hayao | 1 |
#9 | Nakamura Yorito | 1 |
#10 | Nakazawa Namio | 1 |
Publication | Filing date | Title |
---|---|---|
JP2016212997A | Embedded type luminaire | |
JP2016146264A | Luminaire and down light | |
JP2015028872A | Lighting fitting | |
JP2014239008A | Lighting fixture | |
JP2013143234A | Lighting device and method for manufacturing the same | |
JP2013038031A | Led lighting system | |
JP2010073490A | Embedded lighting fixture | |
JP2010009996A | Embedded type lighting system | |
JP2009170126A | Led light | |
JP2007311760A | Led module | |
JP2008114497A | Apparatus for manufacturing concrete block and method for manufacturing concrete block | |
JP2007317549A | Lighting system | |
JP2007299679A | Lighting apparatus | |
JP2007157660A | Embedded lighting apparatus | |
JP2007149556A | Lighting device | |
JP2007035366A | Illumination device | |
JP2002225850A | Packaging box | |
JP2002231024A | Lighting apparatus | |
JP2001325829A | Lighting fixture |