| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Japan | 18 | |
| #2 | Canada | 3 | |
| #3 | China | 3 | |
| #4 | Taiwan | 3 | |
| #5 | United States | 3 | |
| #6 | WIPO (World Intellectual Property Organization) | 3 | |
| #7 | EPO (European Patent Office) | 2 | |
| #8 | Australia | 1 |
| # | Industry | |
|---|---|---|
| #1 | Electrical machinery and energy | |
| #2 | Machines | |
| #3 | Audio-visual technology | |
| #4 | Semiconductors |
| # | Name | Total Patents |
|---|---|---|
| #1 | Yabukuro Yukio | 19 |
| #2 | Yamuro Yukio | 16 |
| #3 | Tamate Kenichi | 5 |
| #4 | Asaoka Masashi | 1 |
| #5 | Yukio Yamuro | 1 |
| Publication | Filing date | Title |
|---|---|---|
| JP2001064816A | Artificial flower color light | |
| JP2000188001A | Led information lamp | |
| JP2000101144A | Circuit for driving light emitting diode and electric bulb using the same | |
| JP2000058927A | Led luminous bulb | |
| JPH11177149A | Electric lamp | |
| JPH10124581A | Parking managing system | |
| JPH1021707A | Long light emitting device | |
| JPH1051035A | Two-color light emitting element and two-color light emitting bulb | |
| JPH1040730A | Led luminescent bulb | |
| JPH1049077A | Ornamental electric bulb | |
| JPH09319318A | Illumination tape | |
| JPH08250771A | Variable color led device and led color control device | |
| JPH0836368A | Illumination tape | |
| JPH0648300A | Cutoff rod | |
| JPH04126302A | Indicator lamp for bicycle | |
| JPH04122204A | Stick | |
| JPH02234303A | Luminous unit | |
| AU8029287A | Light emitting apparatus | |
| JPS5517937A | Mercury switch |