| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Germany | 17 | |
| #2 | France | 7 | |
| #3 | United Kingdom | 6 | |
| #4 | Japan | 4 | |
| #5 | Norway | 3 | |
| #6 | Switzerland | 2 | |
| #7 | United States | 2 | |
| #8 | Austria | 1 | |
| #9 | Brazil | 1 |
| # | Industry | |
|---|---|---|
| #1 | Civil engineering | |
| #2 | Transport | |
| #3 | Machines | |
| #4 | Packaging and shipping | |
| #5 | Mechanical elements |
| # | Technology | |
|---|---|---|
| #1 | Dredging | |
| #2 | Motor vehicles | |
| #3 | Unspecified technologies | |
| #4 | Servomotors | |
| #5 | Transport or storage devices |
| # | Name | Total Patents |
|---|---|---|
| #1 | Schaeff Hans | 19 |
| #2 | Hansu Shieefu | 3 |
| #3 | Schaeff H | 2 |
| #4 | Hans Schaef | 1 |
| #5 | Roll Fritz | 1 |
| #6 | Hans Schaeff | 1 |
| #7 | Hansu Shietsufu | 1 |
| #8 | Ernst Fauner Dr-Ing Wilhelm | 1 |
| Publication | Filing date | Title |
|---|---|---|
| JPS5491904A | Movinggshovel excavator | |
| DE2757968B1 | Mobile spoon excavator | |
| DE2718834A1 | Travelling excavator frame with support levers - has hydraulically actuated height adjusting lever arms and wheels on levers | |
| GB1524310A | Mobile power shovel | |
| DE2612879A1 | Travelling shovel dredging machine - has rotary carriage with projecting rotating extension arm for dredger arm | |
| GB1409590A | Shovel excavators | |
| GB1372467A | Vehicle mountable trench excavators units | |
| GB1310486A | Vehicles of the kind fitted with two working implements | |
| GB1337062A | Shovel excavators | |
| US3612310A | Dredging loader | |
| US3606047A | Vehicle with swinging tool operator | |
| FR1410683A | Hydraulically actuated excavator for hooking up to carrier vehicles |