| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 5 | |
| #2 | Belgium | 2 | |
| #3 | Canada | 2 | |
| #4 | Germany | 2 | |
| #5 | France | 2 | |
| #6 | United Kingdom | 2 | |
| #7 | Australia | 1 | |
| #8 | Brazil | 1 | |
| #9 | Switzerland | 1 | |
| #10 | Italy | 1 | |
| #11 | South Africa | 1 |
| # | Industry | |
|---|---|---|
| #1 | Machines | |
| #2 | Mechanical elements | |
| #3 | Transport |
| # | Technology | |
|---|---|---|
| #1 | Unspecified technologies | |
| #2 | Clutches and brakes | |
| #3 | Gearing | |
| #4 | Unspecified technologies | |
| #5 | Pistons and sealings | |
| #6 | Motor vehicles |
| # | Name | Total Patents |
|---|---|---|
| #1 | Wahlmark Gunnar A | 5 |
| #2 | Wahlmark G | 5 |
| #3 | Wahlmark G A | 3 |
| #4 | Gunnar A Wahlmark | 1 |
| #5 | Wahlmark Gunnar Axel | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US3831697A | Rack and pinion power steering | |
| US3877251A | Universal joint system | |
| US3818721A | Constant velocity universal drive | |
| US3614900A | Anti-friction drive | |
| US3632121A | Piston ring construction |