| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Japan | 1,087 | |
| #2 | China | 22 | |
| #3 | United States | 4 | |
| #4 | WIPO (World Intellectual Property Organization) | 4 | |
| #5 | Germany | 3 | |
| #6 | Canada | 2 | |
| #7 | Republic of Korea | 2 | |
| #8 | Australia | 1 | |
| #9 | EPO (European Patent Office) | 1 | |
| #10 | France | 1 | |
| #11 | Italy | 1 |
| # | Industry | |
|---|---|---|
| #1 | Civil engineering | |
| #2 | Environmental technology | |
| #3 | Mechanical elements | |
| #4 | Packaging and shipping | |
| #5 | Engines, pumps and turbines | |
| #6 | Transport | |
| #7 | Agriculture |
| # | Technology | |
|---|---|---|
| #1 | Dredging | |
| #2 | Climate change mitigation in transportation | |
| #3 | Construction of roads | |
| #4 | Reduction of greenhouse gas emissions | |
| #5 | Cranes | |
| #6 | Servomotors | |
| #7 | Controlling combustion engines | |
| #8 | Electrical vehicle propulsion | |
| #9 | Horticulture | |
| #10 | Shafts |
| # | Name | Total Patents |
|---|---|---|
| #1 | Sano Kiminori | 83 |
| #2 | Kubo Takashi | 81 |
| #3 | Ishiyama Hiroshi | 77 |
| #4 | Izumikawa Takeya | 76 |
| #5 | Tsukamoto Hiroyuki | 75 |
| #6 | Ishii Nobuyuki | 56 |
| #7 | Magaki Hideto | 44 |
| #8 | Sakai Noriyuki | 35 |
| #9 | Osuga Tadao | 33 |
| #10 | Nakamura Keisuke | 27 |
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