| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Japan | 11 | |
| #2 | WIPO (World Intellectual Property Organization) | 5 | |
| #3 | Canada | 1 | |
| #4 | EPO (European Patent Office) | 1 | |
| #5 | Republic of Korea | 1 | |
| #6 | United States | 1 |
| # | Industry | |
|---|---|---|
| #1 | Optics | |
| #2 | Environmental technology |
| # | Technology | |
|---|---|---|
| #1 | Optical systems | |
| #2 | Reduction of greenhouse gas emissions |
| # | Name | Total Patents |
|---|---|---|
| #1 | Yamanoi Kozo | 20 |
| Publication | Filing date | Title |
|---|---|---|
| JP2012189616A | Sleeve and mechanical splice having the same | |
| JP2010072479A | Auxiliary tool for mechanical splice | |
| JP2010072227A | Mechanical splice | |
| JP2009186833A | Floating type mechanical splice | |
| JP2009169014A | Mechanical splice | |
| JP2009047984A | Optical connector | |
| JP2008271922A | Light-emitting fishing tackle | |
| JP2008241944A | Mechanical splice | |
| JP2008170591A | Mechanical splice | |
| JP2006208917A | Mechanical splice | |
| JPH0861788A | Solar heat water heater |