| # | Country | Total Patents | |
|---|---|---|---|
| #1 | China | 12 |
| # | Industry | |
|---|---|---|
| #1 | Packaging and shipping | |
| #2 | Mechanical elements | |
| #3 | Civil engineering | |
| #4 | Electrical machinery and energy | |
| #5 | Machines |
| # | Technology | |
|---|---|---|
| #1 | Transport or storage devices | |
| #2 | Shafts | |
| #3 | Unspecified technologies | |
| #4 | Servomotors | |
| #5 | Gearing | |
| #6 | Mining | |
| #7 | Magnets and transformers | |
| #8 | Venting or aerating devices | |
| #9 | Electrically-conductive connections | |
| #10 | Safety devices |
| # | Name | Total Patents |
|---|---|---|
| #1 | Phisher Dec Fostl Gehad Milten | 2 |
| #2 | John Cobley | 2 |
| #3 | Alfred Hefferan | 2 |
| #4 | Alister Mcandrew | 2 |
| #5 | Olaf Losbrodt | 2 |
| #6 | Moten G | 2 |
| #7 | Martin Broszat | 2 |
| #8 | Frank Fischer | 2 |
| #9 | Meyer H | 2 |
| #10 | Gerhard Merten | 2 |
| Publication | Filing date | Title |
|---|---|---|
| CN101223092A | Joint chain used for chain conveyer | |
| CN1641186A | Coal digging machine for underground mining | |
| CN1648411A | Mine machinery with detachable guide part and guide part for it | |
| CN1375642A | Electromagentic switching apparatus |