| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Canada | 5 | |
| #2 | Germany | 5 | |
| #3 | France | 5 | |
| #4 | United Kingdom | 5 | |
| #5 | United States | 5 | |
| #6 | Japan | 4 | |
| #7 | Australia | 1 | |
| #8 | Brazil | 1 | |
| #9 | Mexico | 1 |
| # | Industry | |
|---|---|---|
| #1 | Civil engineering | |
| #2 | Engines, pumps and turbines | |
| #3 | Mechanical elements | |
| #4 | Machines |
| # | Technology | |
|---|---|---|
| #1 | Earth drilling | |
| #2 | Rotary-pistons | |
| #3 | Unspecified technologies | |
| #4 | Clutches and brakes | |
| #5 | Shafts | |
| #6 | Unspecified technologies | |
| #7 | Nails |
| # | Name | Total Patents |
|---|---|---|
| #1 | Clark Wallace | 9 |
| #2 | Garrett William R | 7 |
| #3 | Bassinger Grey | 3 |
| #4 | Uooresu Kuraaku | 3 |
| #5 | Goldstein Jr Albert S | 2 |
| #6 | Goldstein Jun Albert S | 2 |
| #7 | Arubaato Esu Goorudosutein Jiy | 2 |
| #8 | Uiriamu Aaru Garetsuto | 1 |
| #9 | Garrett W | 1 |
| #10 | Goldstein Albert S Jr | 1 |
| Publication | Filing date | Title |
|---|---|---|
| CA1165753A | Wedge lock stabilizer | |
| JPS5781589A | Drill stem member | |
| US4416476A | Intermediate weight drill stem member | |
| US4320929A | Sealed bearing system for hydraulically operated devices | |
| US4339007A | Progressing cavity motor governing system | |
| US4311443A | Motor/pump transmission construction for a Moineau type apparatus | |
| US4303138A | Earth drilling lubricated hydraulic shock absorber and method |