| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Canada | 13 | |
| #2 | United States | 12 | |
| #3 | Australia | 3 | |
| #4 | United Kingdom | 3 | |
| #5 | Germany | 2 | |
| #6 | Sweden | 2 | |
| #7 | Japan | 1 |
| # | Industry | |
|---|---|---|
| #1 | Civil engineering | |
| #2 | Machines | |
| #3 | Mechanical elements |
| # | Technology | |
|---|---|---|
| #1 | Earth drilling | |
| #2 | Dredging | |
| #3 | Unspecified technologies | |
| #4 | Mining | |
| #5 | Lubricating | |
| #6 | Shafts |
| # | Name | Total Patents |
|---|---|---|
| #1 | White Kenneth M | 25 |
| #2 | White K M | 4 |
| #3 | White K | 2 |
| #4 | Kenesu Emu Howaito | 1 |
| #5 | White Kenneth Murray | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US5183123A | Indicating means for a rock bit lubricating system | |
| US5186267A | Journal bearing type rock bit | |
| US5016719A | Rotary cone type rock bits | |
| CA1206998A | Journal bearing | |
| CA1069962A | Digger tooth retainer | |
| CA1060881A | Percussion drill bit | |
| CA1105525A | Pin type tooth retention system | |
| DE2733300A1 | Percussive drill bit - with lock nut joining shank to head with axially offset cemented carbide inserts | |
| AU2645877A | Percussion drill bit | |
| GB1579193A | Percussion drill bit | |
| CA1059183A | Digger tooth retainer | |
| CA1051418A | Percussion drill bit | |
| CA1027592A | Excavation method | |
| CA1038854A | Earth auger drill | |
| CA1005811A | Auger drill head | |
| US3888028A | Digger tooth | |
| CA981291A | Cutter assembly | |
| CA977007A | Digger tooth | |
| CA1016534A | Roller reamer stabilizer | |
| CA963938A | Digger tooth retaining pin |