| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Japan | 16 | |
| #2 | United States | 8 | |
| #3 | EPO (European Patent Office) | 7 | |
| #4 | Canada | 3 | |
| #5 | China | 2 | |
| #6 | WIPO (World Intellectual Property Organization) | 2 |
| # | Industry | |
|---|---|---|
| #1 | Mechanical elements | |
| #2 | Machine tools |
| # | Technology | |
|---|---|---|
| #1 | Nails | |
| #2 | Making screws | |
| #3 | Making forged metal products |
| # | Name | Total Patents |
|---|---|---|
| #1 | Kondo Masataka | 16 |
| #2 | Makino Koji | 15 |
| #3 | Kato Takashi | 15 |
| #4 | Nishimura Shun | 9 |
| #5 | Futamura Akihiro | 8 |
| #6 | Maki Shungo | 8 |
| #7 | Takei Katsuhide | 7 |
| #8 | Nimura Akihiro | 7 |
| #9 | Mitani Ayumi | 6 |
| #10 | Fukuoka Kinji | 4 |
| Publication | Filing date | Title |
|---|---|---|
| WO2018173374A1 | Bolt | |
| WO2018088218A1 | Bolt | |
| JP2018128131A | Bolt and method for fastening bolt | |
| JP2017113802A | Manufacturing method of helical gear | |
| JP2017096486A | Spherical seat bolt | |
| JP2017089877A | bolt | |
| JP2016109285A | bolt | |
| JP2016031146A | Bolt, and manufacturing process for said bolt | |
| JP2015203493A | Bolt | |
| JP2015190622A | Pipe joint bolt | |
| JP2015169332A | Bolt | |
| JP2015140923A | Bolt | |
| JP2014194267A | Bolt | |
| JP2014194268A | Nut | |
| JP2014163515A | Nut | |
| JP2013204816A | Bolt | |
| JP2013164156A | Bolt, and manufacturing die for the bolt | |
| JP2013142471A | Bolt, and die for manufacturing the same |