| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Japan | 36 | |
| #2 | WIPO (World Intellectual Property Organization) | 4 | |
| #3 | China | 3 | |
| #4 | EPO (European Patent Office) | 3 | |
| #5 | United States | 3 |
| # | Industry | |
|---|---|---|
| #1 | Electrical machinery and energy | |
| #2 | Environmental technology | |
| #3 | Audio-visual technology |
| # | Name | Total Patents |
|---|---|---|
| #1 | Kawai Yukitoshi | 45 |
| #2 | Ito Hiroshi | 38 |
| #3 | Kataoka Naoki | 38 |
| #4 | Nakayama Sadatane | 24 |
| #5 | Ikeda Koji | 24 |
| #6 | Doi Kenta | 21 |
| #7 | Fujiwara Satoshi | 17 |
| #8 | Nagamune Shigeru | 11 |
| #9 | Makabe Atsunari | 10 |
| #10 | Nakayama Sadatsugu | 10 |
| Publication | Filing date | Title |
|---|---|---|
| JP2010165647A | Illuminating device | |
| JP2010135271A | Illuminating device | |
| JP2010040502A | Lighting system | |
| JP2009032680A | Power unit and lighting device | |
| JP2009032669A | Illumination apparatus and power source device | |
| WO2009107169A1 | Lighting system | |
| JP2009158453A | Illuminating device | |
| JP2009003409A | Lighting system | |
| JP2009117328A | Illumination device | |
| JP2009158291A | Lighting device | |
| JP2009134955A | Maintenance system | |
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| JP2008135359A | Lighting apparatus | |
| CN101352104A | Illuminating device | |
| JP2008177144A | Lighting system | |
| JP2008257999A | Control device, and illumination system |