| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 12 | |
| #2 | Japan | 1 |
| # | Industry | |
|---|---|---|
| #1 | Environmental technology | |
| #2 | Civil engineering | |
| #3 | Engines, pumps and turbines | |
| #4 | Chemical engineering | |
| #5 | Transport | |
| #6 | Mechanical elements |
| # | Name | Total Patents |
|---|---|---|
| #1 | Kamiya Shohei | 13 |
| #2 | Nakamura Kazunori | 7 |
| #3 | Arai Yasushi | 4 |
| #4 | Tsukada Hidenobu | 2 |
| #5 | Sato Kensuke | 2 |
| #6 | Saito Tomoyuki | 1 |
| #7 | Ezawa Masanori | 1 |
| #8 | Shibamori Kazuhiro | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US2010038162A1 | Automotive construction machine | |
| JPH03140549A | Earthquake proof ridge method and device therefor |