| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Canada | 7 | |
| #2 | Australia | 3 | |
| #3 | Sweden | 2 | |
| #4 | United States | 2 | |
| #5 | United Kingdom | 1 | |
| #6 | Mexico | 1 |
| # | Industry | |
|---|---|---|
| #1 | Mechanical elements | |
| #2 | Machines | |
| #3 | Civil engineering | |
| #4 | Machine tools | |
| #5 | Transport |
| # | Technology | |
|---|---|---|
| #1 | Unspecified technologies | |
| #2 | Shafts | |
| #3 | Dredging | |
| #4 | Gearing | |
| #5 | Accessories for machine tools | |
| #6 | Clutches and brakes | |
| #7 | Vehicle drive control systems |
| # | Name | Total Patents |
|---|---|---|
| #1 | Siewert Robert Lee | 4 |
| #2 | Varnelis Edmund Kestutis | 4 |
| #3 | Varnelis Edmund K | 4 |
| #4 | Siewert Robert L | 4 |
| #5 | Garman Anthony L | 3 |
| #6 | Siewert R L | 2 |
| #7 | Varnelis E K | 2 |
| #8 | Sturtz Charles R Jr | 2 |
| #9 | Sturtz Jr Charles R | 1 |
| #10 | Den Bleyker Joseph R | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US4815191A | Pivot joint assembly | |
| US4768917A | Loader boom mechanism | |
| GB8618699D0 | Pivot joint | |
| AU5181786A | Pivot joint bearing retention |