| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Canada | 8 | |
| #2 | Japan | 6 | |
| #3 | United Kingdom | 3 | |
| #4 | United States | 3 | |
| #5 | Australia | 1 | |
| #6 | Czechoslovakia | 1 | |
| #7 | Germany | 1 |
| # | Industry | |
|---|---|---|
| #1 | Civil engineering | |
| #2 | Medical technology | |
| #3 | Measurement |
| # | Technology | |
|---|---|---|
| #1 | Earth drilling | |
| #2 | Analysing materials | |
| #3 | Implantable devices | |
| #4 | Veterinary instruments or methods |
| # | Name | Total Patents |
|---|---|---|
| #1 | Dickinson Robert W | 11 |
| #2 | Dickinson Ben W O Iii | 7 |
| #3 | Mackey Charles S | 6 |
| #4 | Ben Ueido Ookusu Deitsukinson | 6 |
| #5 | Robaato Uein Deitsukinson | 4 |
| #6 | Chiyaaruzu Esu Matsukii | 3 |
| #7 | Dickinson Ben W O | 3 |
| #8 | May Sherman C | 3 |
| #9 | Odgers Irving L | 2 |
| #10 | Rabb David T | 2 |
| Publication | Filing date | Title |
|---|---|---|
| CA1320480C | Hydraulic drilling apparatus and method | |
| JPS63593A | Fluid excavator and fluid excavation method | |
| US4693327A | Mechanically actuated whipstock assembly | |
| US4750561A | Gravel packing system for a production radial tube | |
| US4763734A | Earth drilling method and apparatus using multiple hydraulic forces | |
| CA1221085A | Earth drilling apparatus and method | |
| CA1214768A | Hydraulic piston-effect method and apparatus for forming a bore hole | |
| AU1124583A | Borehole instrument |