| # | Country | Total Patents | |
|---|---|---|---|
| #1 | China | 28 | |
| #2 | Republic of Korea | 18 | |
| #3 | EPO (European Patent Office) | 13 | |
| #4 | United States | 2 | |
| #5 | Germany | 1 |
| # | Industry | |
|---|---|---|
| #1 | Civil engineering | |
| #2 | Transport | |
| #3 | Environmental technology | |
| #4 | Machines | |
| #5 | Mechanical elements | |
| #6 | Electrical machinery and energy | |
| #7 | Engines, pumps and turbines |
| # | Name | Total Patents |
|---|---|---|
| #1 | Takeo Jitsutaka | 14 |
| #2 | Izumikawa Takeya | 12 |
| #3 | Morimoto Takaaki | 5 |
| #4 | Sano Kiminori | 5 |
| #5 | Magaki Hideto | 5 |
| #6 | Yamamoto Akihiro | 3 |
| #7 | Ishii Nobuyuki | 3 |
| #8 | Kobayashi Satoshi | 3 |
| #9 | Yuzawa Yoshimitsu | 3 |
| #10 | Hashimoto Hirofumi | 2 |
| Publication | Filing date | Title |
|---|---|---|
| CN106978827A | Excavator | |
| KR20170131483A | Shovel | |
| KR20170129162A | Shovel | |
| CN105986591A | Small rotational excavator | |
| KR20170129161A | Shovel | |
| KR20170056560A | Shovel | |
| KR20160140593A | Shovel | |
| KR20160140594A | Shovel | |
| CN105939913A | Excavator | |
| EP3112539A1 | Shovel and shovel control method | |
| CN105986592A | Excavator and management device of excavator | |
| CN105637149A | Shovel | |
| CN105452631A | Shovel and method for controlling shovel | |
| EP2743409A1 | Slew drive device |